213897360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{891239}}^1$

素因数の和:891255

約数の個数: 40

約数和(自身を含む): 663082560

約数和(自身を除く): 449185200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 891239, 1782478, 2673717, 3564956, 4456195, 5347434, 7129912, 8912390, 10694868, 13368585, 14259824, 17824780, 21389736, 26737170, 35649560, 42779472, 53474340, 71299120, 106948680, 213897360]

約数ペア:

[(1, 213897360), (2, 106948680), (3, 71299120), (4, 53474340), (5, 42779472), (6, 35649560), (8, 26737170), (10, 21389736), (12, 17824780), (15, 14259824), (16, 13368585), (20, 10694868), (24, 8912390), (30, 7129912), (40, 5347434), (48, 4456195), (60, 3564956), (80, 2673717), (120, 1782478), (240, 891239)]