287953680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{171401}}^1$

素因数の和:171424

約数の個数: 80

約数和(自身を含む): 1020184704

約数和(自身を除く): 732231024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 171401, 342802, 514203, 685604, 857005, 1028406, 1199807, 1371208, 1714010, 2056812, 2399614, 2571015, 2742416, 3428020, 3599421, 4113624, 4799228, 5142030, 5999035, 6856040, 7198842, 8227248, 9598456, 10284060, 11998070, 13712080, 14397684, 17997105, 19196912, 20568120, 23996140, 28795368, 35994210, 41136240, 47992280, 57590736, 71988420, 95984560, 143976840, 287953680]

約数ペア:

[(1, 287953680), (2, 143976840), (3, 95984560), (4, 71988420), (5, 57590736), (6, 47992280), (7, 41136240), (8, 35994210), (10, 28795368), (12, 23996140), (14, 20568120), (15, 19196912), (16, 17997105), (20, 14397684), (21, 13712080), (24, 11998070), (28, 10284060), (30, 9598456), (35, 8227248), (40, 7198842), (42, 6856040), (48, 5999035), (56, 5142030), (60, 4799228), (70, 4113624), (80, 3599421), (84, 3428020), (105, 2742416), (112, 2571015), (120, 2399614), (140, 2056812), (168, 1714010), (210, 1371208), (240, 1199807), (280, 1028406), (336, 857005), (420, 685604), (560, 514203), (840, 342802), (1680, 171401)]