15990838720

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{1877}}^1$

素因数の和:2310

約数の個数: 112

約数和(自身を含む): 38695213440

約数和(自身を除く): 22704374720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 337, 395, 632, 674, 790, 1264, 1348, 1580, 1685, 1877, 2528, 2696, 3160, 3370, 3754, 5056, 5392, 6320, 6740, 7508, 9385, 10784, 12640, 13480, 15016, 18770, 21568, 25280, 26623, 26960, 30032, 37540, 53246, 53920, 60064, 75080, 106492, 107840, 120128, 133115, 148283, 150160, 212984, 266230, 296566, 300320, 425968, 532460, 593132, 600640, 632549, 741415, 851936, 1064920, 1186264, 1265098, 1482830, 1703872, 2129840, 2372528, 2530196, 2965660, 3162745, 4259680, 4745056, 5060392, 5931320, 6325490, 8519360, 9490112, 10120784, 11862640, 12650980, 20241568, 23725280, 25301960, 40483136, 47450560, 49971371, 50603920, 99942742, 101207840, 199885484, 202415680, 249856855, 399770968, 499713710, 799541936, 999427420, 1599083872, 1998854840, 3198167744, 3997709680, 7995419360, 15990838720]

約数ペア:

[(1, 15990838720), (2, 7995419360), (4, 3997709680), (5, 3198167744), (8, 1998854840), (10, 1599083872), (16, 999427420), (20, 799541936), (32, 499713710), (40, 399770968), (64, 249856855), (79, 202415680), (80, 199885484), (158, 101207840), (160, 99942742), (316, 50603920), (320, 49971371), (337, 47450560), (395, 40483136), (632, 25301960), (674, 23725280), (790, 20241568), (1264, 12650980), (1348, 11862640), (1580, 10120784), (1685, 9490112), (1877, 8519360), (2528, 6325490), (2696, 5931320), (3160, 5060392), (3370, 4745056), (3754, 4259680), (5056, 3162745), (5392, 2965660), (6320, 2530196), (6740, 2372528), (7508, 2129840), (9385, 1703872), (10784, 1482830), (12640, 1265098), (13480, 1186264), (15016, 1064920), (18770, 851936), (21568, 741415), (25280, 632549), (26623, 600640), (26960, 593132), (30032, 532460), (37540, 425968), (53246, 300320), (53920, 296566), (60064, 266230), (75080, 212984), (106492, 150160), (107840, 148283), (120128, 133115)]