1981937880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:799

約数の個数: 384

約数和(自身を含む): 7547904000

約数和(自身を除く): 5565966120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 31, 36, 38, 39, 40, 45, 52, 57, 60, 62, 65, 72, 76, 78, 90, 93, 95, 104, 114, 117, 120, 124, 130, 152, 155, 156, 171, 180, 186, 190, 195, 228, 234, 247, 248, 260, 279, 285, 310, 312, 342, 360, 372, 380, 390, 403, 456, 465, 468, 494, 520, 558, 570, 585, 589, 620, 684, 719, 741, 744, 760, 780, 806, 855, 930, 936, 988, 1116, 1140, 1170, 1178, 1209, 1235, 1240, 1368, 1395, 1438, 1482, 1560, 1612, 1710, 1767, 1860, 1976, 2015, 2157, 2223, 2232, 2280, 2340, 2356, 2418, 2470, 2790, 2876, 2945, 2964, 3224, 3420, 3534, 3595, 3627, 3705, 3720, 4030, 4314, 4446, 4680, 4712, 4836, 4940, 5301, 5580, 5752, 5890, 5928, 6045, 6471, 6840, 7068, 7190, 7254, 7410, 7657, 8060, 8628, 8835, 8892, 9347, 9672, 9880, 10602, 10785, 11115, 11160, 11780, 12090, 12942, 13661, 14136, 14380, 14508, 14820, 15314, 16120, 17256, 17670, 17784, 18135, 18694, 21204, 21570, 22230, 22289, 22971, 23560, 24180, 25884, 26505, 27322, 28041, 28760, 29016, 29640, 30628, 32355, 35340, 36270, 37388, 38285, 40983, 42408, 43140, 44460, 44578, 45942, 46735, 48360, 51768, 53010, 54644, 56082, 61256, 64710, 66867, 68305, 68913, 70680, 72540, 74776, 76570, 81966, 84123, 86280, 88920, 89156, 91884, 93470, 106020, 109288, 111445, 112164, 114855, 122949, 129420, 133734, 136610, 137826, 140205, 145080, 153140, 163932, 168246, 177593, 178312, 183768, 186940, 200601, 204915, 212040, 222890, 224328, 229710, 245898, 258840, 267468, 273220, 275652, 280410, 289757, 306280, 327864, 334335, 336492, 344565, 355186, 373880, 401202, 409830, 420615, 423491, 445780, 459420, 491796, 532779, 534936, 546440, 551304, 560820, 579514, 614745, 668670, 672984, 689130, 710372, 802404, 819660, 841230, 846982, 869271, 887965, 891560, 918840, 983592, 1003005, 1065558, 1121640, 1159028, 1229490, 1270473, 1337340, 1378260, 1420744, 1448785, 1598337, 1604808, 1639320, 1682460, 1693964, 1738542, 1775930, 2006010, 2117455, 2131116, 2318056, 2458980, 2540946, 2607813, 2663895, 2674680, 2756520, 2897570, 3196674, 3364920, 3387928, 3477084, 3551860, 3811419, 4012020, 4234910, 4262232, 4346355, 4917960, 5081892, 5215626, 5327790, 5505383, 5795140, 6352365, 6393348, 6954168, 7103720, 7622838, 7991685, 8024040, 8469820, 8692710, 10163784, 10431252, 10655580, 11010766, 11590280, 12704730, 12786696, 13039065, 15245676, 15983370, 16516149, 16939640, 17385420, 19057095, 20862504, 21311160, 22021532, 25409460, 26078130, 27526915, 30491352, 31966740, 33032298, 34770840, 38114190, 44043064, 49548447, 50818920, 52156260, 55053830, 63933480, 66064596, 76228380, 82580745, 99096894, 104312520, 110107660, 132129192, 152456760, 165161490, 198193788, 220215320, 247742235, 330322980, 396387576, 495484470, 660645960, 990968940, 1981937880]

約数ペア:

[(1, 1981937880), (2, 990968940), (3, 660645960), (4, 495484470), (5, 396387576), (6, 330322980), (8, 247742235), (9, 220215320), (10, 198193788), (12, 165161490), (13, 152456760), (15, 132129192), (18, 110107660), (19, 104312520), (20, 99096894), (24, 82580745), (26, 76228380), (30, 66064596), (31, 63933480), (36, 55053830), (38, 52156260), (39, 50818920), (40, 49548447), (45, 44043064), (52, 38114190), (57, 34770840), (60, 33032298), (62, 31966740), (65, 30491352), (72, 27526915), (76, 26078130), (78, 25409460), (90, 22021532), (93, 21311160), (95, 20862504), (104, 19057095), (114, 17385420), (117, 16939640), (120, 16516149), (124, 15983370), (130, 15245676), (152, 13039065), (155, 12786696), (156, 12704730), (171, 11590280), (180, 11010766), (186, 10655580), (190, 10431252), (195, 10163784), (228, 8692710), (234, 8469820), (247, 8024040), (248, 7991685), (260, 7622838), (279, 7103720), (285, 6954168), (310, 6393348), (312, 6352365), (342, 5795140), (360, 5505383), (372, 5327790), (380, 5215626), (390, 5081892), (403, 4917960), (456, 4346355), (465, 4262232), (468, 4234910), (494, 4012020), (520, 3811419), (558, 3551860), (570, 3477084), (585, 3387928), (589, 3364920), (620, 3196674), (684, 2897570), (719, 2756520), (741, 2674680), (744, 2663895), (760, 2607813), (780, 2540946), (806, 2458980), (855, 2318056), (930, 2131116), (936, 2117455), (988, 2006010), (1116, 1775930), (1140, 1738542), (1170, 1693964), (1178, 1682460), (1209, 1639320), (1235, 1604808), (1240, 1598337), (1368, 1448785), (1395, 1420744), (1438, 1378260), (1482, 1337340), (1560, 1270473), (1612, 1229490), (1710, 1159028), (1767, 1121640), (1860, 1065558), (1976, 1003005), (2015, 983592), (2157, 918840), (2223, 891560), (2232, 887965), (2280, 869271), (2340, 846982), (2356, 841230), (2418, 819660), (2470, 802404), (2790, 710372), (2876, 689130), (2945, 672984), (2964, 668670), (3224, 614745), (3420, 579514), (3534, 560820), (3595, 551304), (3627, 546440), (3705, 534936), (3720, 532779), (4030, 491796), (4314, 459420), (4446, 445780), (4680, 423491), (4712, 420615), (4836, 409830), (4940, 401202), (5301, 373880), (5580, 355186), (5752, 344565), (5890, 336492), (5928, 334335), (6045, 327864), (6471, 306280), (6840, 289757), (7068, 280410), (7190, 275652), (7254, 273220), (7410, 267468), (7657, 258840), (8060, 245898), (8628, 229710), (8835, 224328), (8892, 222890), (9347, 212040), (9672, 204915), (9880, 200601), (10602, 186940), (10785, 183768), (11115, 178312), (11160, 177593), (11780, 168246), (12090, 163932), (12942, 153140), (13661, 145080), (14136, 140205), (14380, 137826), (14508, 136610), (14820, 133734), (15314, 129420), (16120, 122949), (17256, 114855), (17670, 112164), (17784, 111445), (18135, 109288), (18694, 106020), (21204, 93470), (21570, 91884), (22230, 89156), (22289, 88920), (22971, 86280), (23560, 84123), (24180, 81966), (25884, 76570), (26505, 74776), (27322, 72540), (28041, 70680), (28760, 68913), (29016, 68305), (29640, 66867), (30628, 64710), (32355, 61256), (35340, 56082), (36270, 54644), (37388, 53010), (38285, 51768), (40983, 48360), (42408, 46735), (43140, 45942), (44460, 44578)]