490050480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65867}}^1$

素因数の和:65914

約数の個数: 80

約数和(自身を含む): 1568185344

約数和(自身を除く): 1078134864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 65867, 131734, 197601, 263468, 329335, 395202, 526936, 658670, 790404, 988005, 1053872, 1317340, 1580808, 1976010, 2041877, 2634680, 3161616, 3952020, 4083754, 5269360, 6125631, 7904040, 8167508, 10209385, 12251262, 15808080, 16335016, 20418770, 24502524, 30628155, 32670032, 40837540, 49005048, 61256310, 81675080, 98010096, 122512620, 163350160, 245025240, 490050480]

約数ペア:

[(1, 490050480), (2, 245025240), (3, 163350160), (4, 122512620), (5, 98010096), (6, 81675080), (8, 61256310), (10, 49005048), (12, 40837540), (15, 32670032), (16, 30628155), (20, 24502524), (24, 20418770), (30, 16335016), (31, 15808080), (40, 12251262), (48, 10209385), (60, 8167508), (62, 7904040), (80, 6125631), (93, 5269360), (120, 4083754), (124, 3952020), (155, 3161616), (186, 2634680), (240, 2041877), (248, 1976010), (310, 1580808), (372, 1317340), (465, 1053872), (496, 988005), (620, 790404), (744, 658670), (930, 526936), (1240, 395202), (1488, 329335), (1860, 263468), (2480, 197601), (3720, 131734), (7440, 65867)]