131625480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2207}}^1$

素因数の和:2299

約数の個数: 128

約数和(自身を含む): 457850880

約数和(自身を除く): 326225400

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, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2207, 2485, 2840, 2982, 3976, 4260, 4414, 4970, 5964, 6621, 7455, 8520, 8828, 9940, 11035, 11928, 13242, 14910, 15449, 17656, 19880, 22070, 26484, 29820, 30898, 33105, 44140, 46347, 52968, 59640, 61796, 66210, 77245, 88280, 92694, 123592, 132420, 154490, 156697, 185388, 231735, 264840, 308980, 313394, 370776, 463470, 470091, 617960, 626788, 783485, 926940, 940182, 1096879, 1253576, 1566970, 1853880, 1880364, 2193758, 2350455, 3133940, 3290637, 3760728, 4387516, 4700910, 5484395, 6267880, 6581274, 8775032, 9401820, 10968790, 13162548, 16453185, 18803640, 21937580, 26325096, 32906370, 43875160, 65812740, 131625480]

約数ペア:

[(1, 131625480), (2, 65812740), (3, 43875160), (4, 32906370), (5, 26325096), (6, 21937580), (7, 18803640), (8, 16453185), (10, 13162548), (12, 10968790), (14, 9401820), (15, 8775032), (20, 6581274), (21, 6267880), (24, 5484395), (28, 4700910), (30, 4387516), (35, 3760728), (40, 3290637), (42, 3133940), (56, 2350455), (60, 2193758), (70, 1880364), (71, 1853880), (84, 1566970), (105, 1253576), (120, 1096879), (140, 940182), (142, 926940), (168, 783485), (210, 626788), (213, 617960), (280, 470091), (284, 463470), (355, 370776), (420, 313394), (426, 308980), (497, 264840), (568, 231735), (710, 185388), (840, 156697), (852, 154490), (994, 132420), (1065, 123592), (1420, 92694), (1491, 88280), (1704, 77245), (1988, 66210), (2130, 61796), (2207, 59640), (2485, 52968), (2840, 46347), (2982, 44140), (3976, 33105), (4260, 30898), (4414, 29820), (4970, 26484), (5964, 22070), (6621, 19880), (7455, 17656), (8520, 15449), (8828, 14910), (9940, 13242), (11035, 11928)]