1245406680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^2$

素因数の和:136

約数の個数: 432

約数和(自身を含む): 5017587120

約数和(自身を除く): 3772180440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 37, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 74, 76, 84, 90, 95, 105, 111, 114, 120, 126, 133, 140, 148, 152, 168, 171, 180, 185, 190, 210, 222, 228, 252, 259, 266, 280, 285, 296, 315, 333, 342, 360, 361, 370, 380, 399, 420, 444, 456, 504, 518, 532, 555, 570, 630, 665, 666, 684, 703, 722, 740, 760, 777, 798, 840, 855, 888, 1036, 1064, 1083, 1110, 1140, 1197, 1260, 1295, 1330, 1332, 1368, 1369, 1406, 1444, 1480, 1554, 1596, 1665, 1710, 1805, 1995, 2072, 2109, 2166, 2220, 2280, 2331, 2394, 2520, 2527, 2590, 2660, 2664, 2738, 2812, 2888, 3108, 3192, 3249, 3330, 3420, 3515, 3610, 3885, 3990, 4107, 4218, 4332, 4440, 4662, 4788, 4921, 5054, 5180, 5320, 5415, 5476, 5624, 5985, 6216, 6327, 6498, 6660, 6840, 6845, 7030, 7220, 7581, 7770, 7980, 8214, 8436, 8664, 9324, 9576, 9583, 9842, 10108, 10360, 10545, 10830, 10952, 11655, 11970, 12321, 12635, 12654, 12996, 13320, 13357, 13690, 14060, 14440, 14763, 15162, 15540, 15960, 16245, 16428, 16872, 18648, 19166, 19684, 20216, 20535, 21090, 21660, 22743, 23310, 23940, 24605, 24642, 25270, 25308, 25992, 26011, 26714, 27380, 28120, 28749, 29526, 30324, 31080, 31635, 32490, 32856, 37905, 38332, 39368, 40071, 41070, 42180, 43320, 44289, 45486, 46620, 47880, 47915, 49210, 49284, 50540, 50616, 52022, 53428, 54760, 57498, 59052, 60648, 61605, 63270, 64980, 66785, 73815, 75810, 76664, 78033, 80142, 82140, 84360, 86247, 88578, 90972, 93240, 93499, 95830, 98420, 98568, 101080, 104044, 106856, 113715, 114996, 118104, 120213, 123210, 126540, 129960, 130055, 133570, 143745, 147630, 151620, 156066, 160284, 164280, 172494, 177156, 181944, 182077, 186998, 191660, 196840, 200355, 208088, 221445, 227430, 229992, 234099, 240426, 246420, 253080, 260110, 267140, 280497, 287490, 295260, 303240, 312132, 320568, 344988, 354312, 364154, 373996, 383320, 390165, 400710, 431235, 442890, 454860, 467495, 468198, 480852, 492840, 494209, 520220, 534280, 546231, 560994, 574980, 590520, 601065, 624264, 689976, 728308, 747992, 780330, 801420, 841491, 862470, 885780, 909720, 910385, 934990, 936396, 961704, 988418, 1040440, 1092462, 1121988, 1149960, 1170495, 1202130, 1402485, 1456616, 1482627, 1560660, 1602840, 1638693, 1682982, 1724940, 1771560, 1820770, 1869980, 1872792, 1976836, 2184924, 2243976, 2340990, 2404260, 2471045, 2731155, 2804970, 2965254, 3121320, 3277386, 3365964, 3449880, 3459463, 3641540, 3739960, 3953672, 4207455, 4369848, 4447881, 4681980, 4808520, 4942090, 5462310, 5609940, 5930508, 6554772, 6731928, 6918926, 7283080, 7413135, 8193465, 8414910, 8895762, 9363960, 9884180, 10378389, 10924620, 11219880, 11861016, 13109544, 13837852, 14826270, 16386930, 16829820, 17297315, 17791524, 19768360, 20756778, 21849240, 22239405, 27675704, 29652540, 31135167, 32773860, 33659640, 34594630, 35583048, 41513556, 44478810, 51891945, 59305080, 62270334, 65547720, 69189260, 83027112, 88957620, 103783890, 124540668, 138378520, 155675835, 177915240, 207567780, 249081336, 311351670, 415135560, 622703340, 1245406680]

約数ペア:

[(1, 1245406680), (2, 622703340), (3, 415135560), (4, 311351670), (5, 249081336), (6, 207567780), (7, 177915240), (8, 155675835), (9, 138378520), (10, 124540668), (12, 103783890), (14, 88957620), (15, 83027112), (18, 69189260), (19, 65547720), (20, 62270334), (21, 59305080), (24, 51891945), (28, 44478810), (30, 41513556), (35, 35583048), (36, 34594630), (37, 33659640), (38, 32773860), (40, 31135167), (42, 29652540), (45, 27675704), (56, 22239405), (57, 21849240), (60, 20756778), (63, 19768360), (70, 17791524), (72, 17297315), (74, 16829820), (76, 16386930), (84, 14826270), (90, 13837852), (95, 13109544), (105, 11861016), (111, 11219880), (114, 10924620), (120, 10378389), (126, 9884180), (133, 9363960), (140, 8895762), (148, 8414910), (152, 8193465), (168, 7413135), (171, 7283080), (180, 6918926), (185, 6731928), (190, 6554772), (210, 5930508), (222, 5609940), (228, 5462310), (252, 4942090), (259, 4808520), (266, 4681980), (280, 4447881), (285, 4369848), (296, 4207455), (315, 3953672), (333, 3739960), (342, 3641540), (360, 3459463), (361, 3449880), (370, 3365964), (380, 3277386), (399, 3121320), (420, 2965254), (444, 2804970), (456, 2731155), (504, 2471045), (518, 2404260), (532, 2340990), (555, 2243976), (570, 2184924), (630, 1976836), (665, 1872792), (666, 1869980), (684, 1820770), (703, 1771560), (722, 1724940), (740, 1682982), (760, 1638693), (777, 1602840), (798, 1560660), (840, 1482627), (855, 1456616), (888, 1402485), (1036, 1202130), (1064, 1170495), (1083, 1149960), (1110, 1121988), (1140, 1092462), (1197, 1040440), (1260, 988418), (1295, 961704), (1330, 936396), (1332, 934990), (1368, 910385), (1369, 909720), (1406, 885780), (1444, 862470), (1480, 841491), (1554, 801420), (1596, 780330), (1665, 747992), (1710, 728308), (1805, 689976), (1995, 624264), (2072, 601065), (2109, 590520), (2166, 574980), (2220, 560994), (2280, 546231), (2331, 534280), (2394, 520220), (2520, 494209), (2527, 492840), (2590, 480852), (2660, 468198), (2664, 467495), (2738, 454860), (2812, 442890), (2888, 431235), (3108, 400710), (3192, 390165), (3249, 383320), (3330, 373996), (3420, 364154), (3515, 354312), (3610, 344988), (3885, 320568), (3990, 312132), (4107, 303240), (4218, 295260), (4332, 287490), (4440, 280497), (4662, 267140), (4788, 260110), (4921, 253080), (5054, 246420), (5180, 240426), (5320, 234099), (5415, 229992), (5476, 227430), (5624, 221445), (5985, 208088), (6216, 200355), (6327, 196840), (6498, 191660), (6660, 186998), (6840, 182077), (6845, 181944), (7030, 177156), (7220, 172494), (7581, 164280), (7770, 160284), (7980, 156066), (8214, 151620), (8436, 147630), (8664, 143745), (9324, 133570), (9576, 130055), (9583, 129960), (9842, 126540), (10108, 123210), (10360, 120213), (10545, 118104), (10830, 114996), (10952, 113715), (11655, 106856), (11970, 104044), (12321, 101080), (12635, 98568), (12654, 98420), (12996, 95830), (13320, 93499), (13357, 93240), (13690, 90972), (14060, 88578), (14440, 86247), (14763, 84360), (15162, 82140), (15540, 80142), (15960, 78033), (16245, 76664), (16428, 75810), (16872, 73815), (18648, 66785), (19166, 64980), (19684, 63270), (20216, 61605), (20535, 60648), (21090, 59052), (21660, 57498), (22743, 54760), (23310, 53428), (23940, 52022), (24605, 50616), (24642, 50540), (25270, 49284), (25308, 49210), (25992, 47915), (26011, 47880), (26714, 46620), (27380, 45486), (28120, 44289), (28749, 43320), (29526, 42180), (30324, 41070), (31080, 40071), (31635, 39368), (32490, 38332), (32856, 37905)]