488014020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208553}}^1$

素因数の和:208581

約数の個数: 72

約数和(自身を含む): 1594186776

約数和(自身を除く): 1106172756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 208553, 417106, 625659, 834212, 1042765, 1251318, 1876977, 2085530, 2502636, 2711189, 3128295, 3753954, 4171060, 5422378, 6256590, 7507908, 8133567, 9384885, 10844756, 12513180, 13555945, 16267134, 18769770, 24400701, 27111890, 32534268, 37539540, 40667835, 48801402, 54223780, 81335670, 97602804, 122003505, 162671340, 244007010, 488014020]

約数ペア:

[(1, 488014020), (2, 244007010), (3, 162671340), (4, 122003505), (5, 97602804), (6, 81335670), (9, 54223780), (10, 48801402), (12, 40667835), (13, 37539540), (15, 32534268), (18, 27111890), (20, 24400701), (26, 18769770), (30, 16267134), (36, 13555945), (39, 12513180), (45, 10844756), (52, 9384885), (60, 8133567), (65, 7507908), (78, 6256590), (90, 5422378), (117, 4171060), (130, 3753954), (156, 3128295), (180, 2711189), (195, 2502636), (234, 2085530), (260, 1876977), (390, 1251318), (468, 1042765), (585, 834212), (780, 625659), (1170, 417106), (2340, 208553)]