15696027880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{20717}}^1$

素因数の和:20819

約数の個数: 128

約数和(自身を含む): 40096788480

約数和(自身を除く): 24400760600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 47, 52, 62, 65, 94, 104, 124, 130, 155, 188, 235, 248, 260, 310, 376, 403, 470, 520, 611, 620, 806, 940, 1222, 1240, 1457, 1612, 1880, 2015, 2444, 2914, 3055, 3224, 4030, 4888, 5828, 6110, 7285, 8060, 11656, 12220, 14570, 16120, 18941, 20717, 24440, 29140, 37882, 41434, 58280, 75764, 82868, 94705, 103585, 151528, 165736, 189410, 207170, 269321, 378820, 414340, 538642, 642227, 757640, 828680, 973699, 1077284, 1284454, 1346605, 1947398, 2154568, 2568908, 2693210, 3211135, 3894796, 4868495, 5137816, 5386420, 6422270, 7789592, 8348951, 9736990, 10772840, 12658087, 12844540, 16697902, 19473980, 25316174, 25689080, 30184669, 33395804, 38947960, 41744755, 50632348, 60369338, 63290435, 66791608, 83489510, 101264696, 120738676, 126580870, 150923345, 166979020, 241477352, 253161740, 301846690, 333958040, 392400697, 506323480, 603693380, 784801394, 1207386760, 1569602788, 1962003485, 3139205576, 3924006970, 7848013940, 15696027880]

約数ペア:

[(1, 15696027880), (2, 7848013940), (4, 3924006970), (5, 3139205576), (8, 1962003485), (10, 1569602788), (13, 1207386760), (20, 784801394), (26, 603693380), (31, 506323480), (40, 392400697), (47, 333958040), (52, 301846690), (62, 253161740), (65, 241477352), (94, 166979020), (104, 150923345), (124, 126580870), (130, 120738676), (155, 101264696), (188, 83489510), (235, 66791608), (248, 63290435), (260, 60369338), (310, 50632348), (376, 41744755), (403, 38947960), (470, 33395804), (520, 30184669), (611, 25689080), (620, 25316174), (806, 19473980), (940, 16697902), (1222, 12844540), (1240, 12658087), (1457, 10772840), (1612, 9736990), (1880, 8348951), (2015, 7789592), (2444, 6422270), (2914, 5386420), (3055, 5137816), (3224, 4868495), (4030, 3894796), (4888, 3211135), (5828, 2693210), (6110, 2568908), (7285, 2154568), (8060, 1947398), (11656, 1346605), (12220, 1284454), (14570, 1077284), (16120, 973699), (18941, 828680), (20717, 757640), (24440, 642227), (29140, 538642), (37882, 414340), (41434, 378820), (58280, 269321), (75764, 207170), (82868, 189410), (94705, 165736), (103585, 151528)]