3440407880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{2153}}^1$

素因数の和:2623

約数の個数: 128

約数和(自身を含む): 9553420800

約数和(自身を除く): 6113012920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 439, 455, 520, 728, 878, 910, 1756, 1820, 2153, 2195, 3073, 3512, 3640, 4306, 4390, 5707, 6146, 8612, 8780, 10765, 11414, 12292, 15071, 15365, 17224, 17560, 21530, 22828, 24584, 27989, 28535, 30142, 30730, 39949, 43060, 45656, 55978, 57070, 60284, 61460, 75355, 79898, 86120, 111956, 114140, 120568, 122920, 139945, 150710, 159796, 195923, 199745, 223912, 228280, 279890, 301420, 319592, 391846, 399490, 559780, 602840, 783692, 798980, 945167, 979615, 1119560, 1567384, 1597960, 1890334, 1959230, 3780668, 3918460, 4725835, 6616169, 7561336, 7836920, 9451670, 12287171, 13232338, 18903340, 24574342, 26464676, 33080845, 37806680, 49148684, 52929352, 61435855, 66161690, 86010197, 98297368, 122871710, 132323380, 172020394, 245743420, 264646760, 344040788, 430050985, 491486840, 688081576, 860101970, 1720203940, 3440407880]

約数ペア:

[(1, 3440407880), (2, 1720203940), (4, 860101970), (5, 688081576), (7, 491486840), (8, 430050985), (10, 344040788), (13, 264646760), (14, 245743420), (20, 172020394), (26, 132323380), (28, 122871710), (35, 98297368), (40, 86010197), (52, 66161690), (56, 61435855), (65, 52929352), (70, 49148684), (91, 37806680), (104, 33080845), (130, 26464676), (140, 24574342), (182, 18903340), (260, 13232338), (280, 12287171), (364, 9451670), (439, 7836920), (455, 7561336), (520, 6616169), (728, 4725835), (878, 3918460), (910, 3780668), (1756, 1959230), (1820, 1890334), (2153, 1597960), (2195, 1567384), (3073, 1119560), (3512, 979615), (3640, 945167), (4306, 798980), (4390, 783692), (5707, 602840), (6146, 559780), (8612, 399490), (8780, 391846), (10765, 319592), (11414, 301420), (12292, 279890), (15071, 228280), (15365, 223912), (17224, 199745), (17560, 195923), (21530, 159796), (22828, 150710), (24584, 139945), (27989, 122920), (28535, 120568), (30142, 114140), (30730, 111956), (39949, 86120), (43060, 79898), (45656, 75355), (55978, 61460), (57070, 60284)]