285038040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{339331}}^1$

素因数の和:339352

約数の個数: 64

約数和(自身を含む): 977276160

約数和(自身を除く): 692238120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 339331, 678662, 1017993, 1357324, 1696655, 2035986, 2375317, 2714648, 3393310, 4071972, 4750634, 5089965, 6786620, 7125951, 8143944, 9501268, 10179930, 11876585, 13573240, 14251902, 19002536, 20359860, 23753170, 28503804, 35629755, 40719720, 47506340, 57007608, 71259510, 95012680, 142519020, 285038040]

約数ペア:

[(1, 285038040), (2, 142519020), (3, 95012680), (4, 71259510), (5, 57007608), (6, 47506340), (7, 40719720), (8, 35629755), (10, 28503804), (12, 23753170), (14, 20359860), (15, 19002536), (20, 14251902), (21, 13573240), (24, 11876585), (28, 10179930), (30, 9501268), (35, 8143944), (40, 7125951), (42, 6786620), (56, 5089965), (60, 4750634), (70, 4071972), (84, 3393310), (105, 2714648), (120, 2375317), (140, 2035986), (168, 1696655), (210, 1357324), (280, 1017993), (420, 678662), (840, 339331)]