15804967880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1091}}^1\times {\mathrm{2143}}^1$

素因数の和:3271

約数の個数: 96

約数和(自身を含む): 38560354560

約数和(自身を除く): 22755386680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1091, 1352, 1690, 2143, 2182, 3380, 4286, 4364, 5455, 6760, 8572, 8728, 10715, 10910, 14183, 17144, 21430, 21820, 27859, 28366, 42860, 43640, 55718, 56732, 70915, 85720, 111436, 113464, 139295, 141830, 184379, 222872, 278590, 283660, 362167, 368758, 557180, 567320, 724334, 737516, 921895, 1114360, 1448668, 1475032, 1810835, 1843790, 2338013, 2897336, 3621670, 3687580, 4676026, 7243340, 7375160, 9352052, 11690065, 14486680, 18704104, 23380130, 30394169, 46760260, 60788338, 93520520, 121576676, 151970845, 243153352, 303941690, 395124197, 607883380, 790248394, 1215766760, 1580496788, 1975620985, 3160993576, 3951241970, 7902483940, 15804967880]

約数ペア:

[(1, 15804967880), (2, 7902483940), (4, 3951241970), (5, 3160993576), (8, 1975620985), (10, 1580496788), (13, 1215766760), (20, 790248394), (26, 607883380), (40, 395124197), (52, 303941690), (65, 243153352), (104, 151970845), (130, 121576676), (169, 93520520), (260, 60788338), (338, 46760260), (520, 30394169), (676, 23380130), (845, 18704104), (1091, 14486680), (1352, 11690065), (1690, 9352052), (2143, 7375160), (2182, 7243340), (3380, 4676026), (4286, 3687580), (4364, 3621670), (5455, 2897336), (6760, 2338013), (8572, 1843790), (8728, 1810835), (10715, 1475032), (10910, 1448668), (14183, 1114360), (17144, 921895), (21430, 737516), (21820, 724334), (27859, 567320), (28366, 557180), (42860, 368758), (43640, 362167), (55718, 283660), (56732, 278590), (70915, 222872), (85720, 184379), (111436, 141830), (113464, 139295)]