255944160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{177739}}^1$

素因数の和:177760

約数の個数: 72

約数和(自身を含む): 873414360

約数和(自身を除く): 617470200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 177739, 355478, 533217, 710956, 888695, 1066434, 1421912, 1599651, 1777390, 2132868, 2666085, 2843824, 3199302, 3554780, 4265736, 5332170, 5687648, 6398604, 7109560, 7998255, 8531472, 10664340, 12797208, 14219120, 15996510, 17062944, 21328680, 25594416, 28438240, 31993020, 42657360, 51188832, 63986040, 85314720, 127972080, 255944160]

約数ペア:

[(1, 255944160), (2, 127972080), (3, 85314720), (4, 63986040), (5, 51188832), (6, 42657360), (8, 31993020), (9, 28438240), (10, 25594416), (12, 21328680), (15, 17062944), (16, 15996510), (18, 14219120), (20, 12797208), (24, 10664340), (30, 8531472), (32, 7998255), (36, 7109560), (40, 6398604), (45, 5687648), (48, 5332170), (60, 4265736), (72, 3554780), (80, 3199302), (90, 2843824), (96, 2666085), (120, 2132868), (144, 1777390), (160, 1599651), (180, 1421912), (240, 1066434), (288, 888695), (360, 710956), (480, 533217), (720, 355478), (1440, 177739)]