190131240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 617823360

約数和(自身を除く): 427692120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 307, 312, 390, 397, 520, 614, 780, 794, 921, 1191, 1228, 1535, 1560, 1588, 1842, 1985, 2382, 2456, 3070, 3176, 3684, 3970, 3991, 4605, 4764, 5161, 5955, 6140, 7368, 7940, 7982, 9210, 9528, 10322, 11910, 11973, 12280, 15483, 15880, 15964, 18420, 19955, 20644, 23820, 23946, 25805, 30966, 31928, 36840, 39910, 41288, 47640, 47892, 51610, 59865, 61932, 77415, 79820, 95784, 103220, 119730, 121879, 123864, 154830, 159640, 206440, 239460, 243758, 309660, 365637, 478920, 487516, 609395, 619320, 731274, 975032, 1218790, 1462548, 1584427, 1828185, 2437580, 2925096, 3168854, 3656370, 4753281, 4875160, 6337708, 7312740, 7922135, 9506562, 12675416, 14625480, 15844270, 19013124, 23766405, 31688540, 38026248, 47532810, 63377080, 95065620, 190131240]

約数ペア:

[(1, 190131240), (2, 95065620), (3, 63377080), (4, 47532810), (5, 38026248), (6, 31688540), (8, 23766405), (10, 19013124), (12, 15844270), (13, 14625480), (15, 12675416), (20, 9506562), (24, 7922135), (26, 7312740), (30, 6337708), (39, 4875160), (40, 4753281), (52, 3656370), (60, 3168854), (65, 2925096), (78, 2437580), (104, 1828185), (120, 1584427), (130, 1462548), (156, 1218790), (195, 975032), (260, 731274), (307, 619320), (312, 609395), (390, 487516), (397, 478920), (520, 365637), (614, 309660), (780, 243758), (794, 239460), (921, 206440), (1191, 159640), (1228, 154830), (1535, 123864), (1560, 121879), (1588, 119730), (1842, 103220), (1985, 95784), (2382, 79820), (2456, 77415), (3070, 61932), (3176, 59865), (3684, 51610), (3970, 47892), (3991, 47640), (4605, 41288), (4764, 39910), (5161, 36840), (5955, 31928), (6140, 30966), (7368, 25805), (7940, 23946), (7982, 23820), (9210, 20644), (9528, 19955), (10322, 18420), (11910, 15964), (11973, 15880), (12280, 15483)]