291273240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2113

約数の個数: 128

約数和(自身を含む): 938718720

約数和(自身を除く): 647445480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 71, 85, 102, 120, 136, 142, 170, 204, 213, 255, 284, 340, 355, 408, 426, 510, 568, 680, 710, 852, 1020, 1065, 1207, 1420, 1704, 2011, 2040, 2130, 2414, 2840, 3621, 4022, 4260, 4828, 6033, 6035, 7242, 8044, 8520, 9656, 10055, 12066, 12070, 14484, 16088, 18105, 20110, 24132, 24140, 28968, 30165, 34187, 36210, 40220, 48264, 48280, 60330, 68374, 72420, 80440, 102561, 120660, 136748, 142781, 144840, 170935, 205122, 241320, 273496, 285562, 341870, 410244, 428343, 512805, 571124, 683740, 713905, 820488, 856686, 1025610, 1142248, 1367480, 1427810, 1713372, 2051220, 2141715, 2427277, 2855620, 3426744, 4102440, 4283430, 4854554, 5711240, 7281831, 8566860, 9709108, 12136385, 14563662, 17133720, 19418216, 24272770, 29127324, 36409155, 48545540, 58254648, 72818310, 97091080, 145636620, 291273240]

約数ペア:

[(1, 291273240), (2, 145636620), (3, 97091080), (4, 72818310), (5, 58254648), (6, 48545540), (8, 36409155), (10, 29127324), (12, 24272770), (15, 19418216), (17, 17133720), (20, 14563662), (24, 12136385), (30, 9709108), (34, 8566860), (40, 7281831), (51, 5711240), (60, 4854554), (68, 4283430), (71, 4102440), (85, 3426744), (102, 2855620), (120, 2427277), (136, 2141715), (142, 2051220), (170, 1713372), (204, 1427810), (213, 1367480), (255, 1142248), (284, 1025610), (340, 856686), (355, 820488), (408, 713905), (426, 683740), (510, 571124), (568, 512805), (680, 428343), (710, 410244), (852, 341870), (1020, 285562), (1065, 273496), (1207, 241320), (1420, 205122), (1704, 170935), (2011, 144840), (2040, 142781), (2130, 136748), (2414, 120660), (2840, 102561), (3621, 80440), (4022, 72420), (4260, 68374), (4828, 60330), (6033, 48280), (6035, 48264), (7242, 40220), (8044, 36210), (8520, 34187), (9656, 30165), (10055, 28968), (12066, 24140), (12070, 24132), (14484, 20110), (16088, 18105)]