1997632560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 480

約数和(自身を含む): 8055484416

約数和(自身を除く): 6057851856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 48, 55, 56, 60, 62, 66, 70, 77, 80, 84, 88, 93, 105, 110, 112, 120, 121, 124, 132, 140, 154, 155, 165, 168, 176, 186, 210, 217, 220, 231, 240, 242, 248, 264, 280, 308, 310, 317, 330, 336, 341, 363, 372, 385, 420, 434, 440, 462, 465, 484, 496, 528, 560, 605, 616, 620, 634, 651, 660, 682, 726, 744, 770, 840, 847, 868, 880, 924, 930, 951, 968, 1023, 1085, 1155, 1210, 1232, 1240, 1268, 1302, 1320, 1364, 1452, 1488, 1540, 1585, 1680, 1694, 1705, 1736, 1815, 1848, 1860, 1902, 1936, 2046, 2170, 2219, 2310, 2387, 2420, 2480, 2536, 2541, 2604, 2640, 2728, 2904, 3080, 3170, 3255, 3388, 3410, 3472, 3487, 3630, 3696, 3720, 3751, 3804, 4092, 4235, 4340, 4438, 4620, 4755, 4774, 4840, 5072, 5082, 5115, 5208, 5456, 5808, 6160, 6340, 6510, 6657, 6776, 6820, 6974, 7161, 7260, 7440, 7502, 7608, 8184, 8470, 8680, 8876, 9240, 9510, 9548, 9680, 9827, 10164, 10230, 10416, 10461, 11095, 11253, 11935, 12680, 12705, 13020, 13314, 13552, 13640, 13948, 14322, 14520, 15004, 15216, 16368, 16940, 17360, 17435, 17752, 18480, 18755, 19020, 19096, 19654, 20328, 20460, 20922, 22190, 22506, 23870, 24409, 25360, 25410, 26040, 26257, 26628, 27280, 27896, 28644, 29040, 29481, 30008, 33285, 33880, 34870, 35504, 35805, 37510, 38040, 38192, 38357, 39308, 40656, 40920, 41844, 44380, 45012, 47740, 48818, 49135, 50820, 52080, 52305, 52514, 53256, 55792, 56265, 57288, 58962, 60016, 66570, 67760, 68789, 69740, 71610, 73227, 75020, 76080, 76714, 78616, 78771, 81840, 83688, 88760, 90024, 95480, 97636, 98270, 101640, 104610, 105028, 106512, 108097, 112530, 114576, 115071, 117924, 122045, 131285, 133140, 137578, 139480, 143220, 146454, 147405, 150040, 153428, 157232, 157542, 167376, 177520, 180048, 190960, 191785, 195272, 196540, 203280, 206367, 209220, 210056, 216194, 225060, 230142, 235848, 244090, 262570, 266280, 268499, 275156, 278960, 286440, 292908, 294810, 300080, 306856, 315084, 324291, 343945, 366135, 383570, 390544, 393080, 393855, 412734, 418440, 420112, 432388, 450120, 460284, 471696, 488180, 525140, 532560, 536998, 540485, 550312, 572880, 575355, 585816, 589620, 613712, 630168, 648582, 687890, 732270, 756679, 767140, 786160, 787710, 805497, 825468, 836880, 864776, 900240, 920568, 976360, 1031835, 1050280, 1073996, 1080970, 1100624, 1150710, 1171632, 1179240, 1189067, 1260336, 1297164, 1342495, 1375780, 1464540, 1513358, 1534280, 1575420, 1610994, 1621455, 1650936, 1729552, 1841136, 1952720, 2063670, 2100560, 2147992, 2161940, 2270037, 2301420, 2358480, 2378134, 2594328, 2684990, 2751560, 2929080, 3026716, 3068560, 3150840, 3221988, 3242910, 3301872, 3567201, 3783395, 4027485, 4127340, 4295984, 4323880, 4540074, 4602840, 4756268, 5188656, 5369980, 5503120, 5858160, 5945335, 6053432, 6301680, 6443976, 6485820, 7134402, 7566790, 8054970, 8254680, 8323469, 8647760, 9080148, 9205680, 9512536, 10739960, 11350185, 11890670, 12106864, 12887952, 12971640, 14268804, 15133580, 16109940, 16509360, 16646938, 17836005, 18160296, 19025072, 21479920, 22700370, 23781340, 24970407, 25943280, 28537608, 30267160, 32219880, 33293876, 35672010, 36320592, 41617345, 45400740, 47562680, 49940814, 57075216, 60534320, 64439760, 66587752, 71344020, 83234690, 90801480, 95125360, 99881628, 124852035, 133175504, 142688040, 166469380, 181602960, 199763256, 249704070, 285376080, 332938760, 399526512, 499408140, 665877520, 998816280, 1997632560]

約数ペア:

[(1, 1997632560), (2, 998816280), (3, 665877520), (4, 499408140), (5, 399526512), (6, 332938760), (7, 285376080), (8, 249704070), (10, 199763256), (11, 181602960), (12, 166469380), (14, 142688040), (15, 133175504), (16, 124852035), (20, 99881628), (21, 95125360), (22, 90801480), (24, 83234690), (28, 71344020), (30, 66587752), (31, 64439760), (33, 60534320), (35, 57075216), (40, 49940814), (42, 47562680), (44, 45400740), (48, 41617345), (55, 36320592), (56, 35672010), (60, 33293876), (62, 32219880), (66, 30267160), (70, 28537608), (77, 25943280), (80, 24970407), (84, 23781340), (88, 22700370), (93, 21479920), (105, 19025072), (110, 18160296), (112, 17836005), (120, 16646938), (121, 16509360), (124, 16109940), (132, 15133580), (140, 14268804), (154, 12971640), (155, 12887952), (165, 12106864), (168, 11890670), (176, 11350185), (186, 10739960), (210, 9512536), (217, 9205680), (220, 9080148), (231, 8647760), (240, 8323469), (242, 8254680), (248, 8054970), (264, 7566790), (280, 7134402), (308, 6485820), (310, 6443976), (317, 6301680), (330, 6053432), (336, 5945335), (341, 5858160), (363, 5503120), (372, 5369980), (385, 5188656), (420, 4756268), (434, 4602840), (440, 4540074), (462, 4323880), (465, 4295984), (484, 4127340), (496, 4027485), (528, 3783395), (560, 3567201), (605, 3301872), (616, 3242910), (620, 3221988), (634, 3150840), (651, 3068560), (660, 3026716), (682, 2929080), (726, 2751560), (744, 2684990), (770, 2594328), (840, 2378134), (847, 2358480), (868, 2301420), (880, 2270037), (924, 2161940), (930, 2147992), (951, 2100560), (968, 2063670), (1023, 1952720), (1085, 1841136), (1155, 1729552), (1210, 1650936), (1232, 1621455), (1240, 1610994), (1268, 1575420), (1302, 1534280), (1320, 1513358), (1364, 1464540), (1452, 1375780), (1488, 1342495), (1540, 1297164), (1585, 1260336), (1680, 1189067), (1694, 1179240), (1705, 1171632), (1736, 1150710), (1815, 1100624), (1848, 1080970), (1860, 1073996), (1902, 1050280), (1936, 1031835), (2046, 976360), (2170, 920568), (2219, 900240), (2310, 864776), (2387, 836880), (2420, 825468), (2480, 805497), (2536, 787710), (2541, 786160), (2604, 767140), (2640, 756679), (2728, 732270), (2904, 687890), (3080, 648582), (3170, 630168), (3255, 613712), (3388, 589620), (3410, 585816), (3472, 575355), (3487, 572880), (3630, 550312), (3696, 540485), (3720, 536998), (3751, 532560), (3804, 525140), (4092, 488180), (4235, 471696), (4340, 460284), (4438, 450120), (4620, 432388), (4755, 420112), (4774, 418440), (4840, 412734), (5072, 393855), (5082, 393080), (5115, 390544), (5208, 383570), (5456, 366135), (5808, 343945), (6160, 324291), (6340, 315084), (6510, 306856), (6657, 300080), (6776, 294810), (6820, 292908), (6974, 286440), (7161, 278960), (7260, 275156), (7440, 268499), (7502, 266280), (7608, 262570), (8184, 244090), (8470, 235848), (8680, 230142), (8876, 225060), (9240, 216194), (9510, 210056), (9548, 209220), (9680, 206367), (9827, 203280), (10164, 196540), (10230, 195272), (10416, 191785), (10461, 190960), (11095, 180048), (11253, 177520), (11935, 167376), (12680, 157542), (12705, 157232), (13020, 153428), (13314, 150040), (13552, 147405), (13640, 146454), (13948, 143220), (14322, 139480), (14520, 137578), (15004, 133140), (15216, 131285), (16368, 122045), (16940, 117924), (17360, 115071), (17435, 114576), (17752, 112530), (18480, 108097), (18755, 106512), (19020, 105028), (19096, 104610), (19654, 101640), (20328, 98270), (20460, 97636), (20922, 95480), (22190, 90024), (22506, 88760), (23870, 83688), (24409, 81840), (25360, 78771), (25410, 78616), (26040, 76714), (26257, 76080), (26628, 75020), (27280, 73227), (27896, 71610), (28644, 69740), (29040, 68789), (29481, 67760), (30008, 66570), (33285, 60016), (33880, 58962), (34870, 57288), (35504, 56265), (35805, 55792), (37510, 53256), (38040, 52514), (38192, 52305), (38357, 52080), (39308, 50820), (40656, 49135), (40920, 48818), (41844, 47740), (44380, 45012)]