157151820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{53453}}^1$

素因数の和:53479

約数の個数: 72

約数和(自身を含む): 511875504

約数和(自身を除く): 354723684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 53453, 106906, 160359, 213812, 267265, 320718, 374171, 534530, 641436, 748342, 801795, 1069060, 1122513, 1496684, 1603590, 1870855, 2245026, 2619197, 3207180, 3741710, 4490052, 5238394, 5612565, 7483420, 7857591, 10476788, 11225130, 13095985, 15715182, 22450260, 26191970, 31430364, 39287955, 52383940, 78575910, 157151820]

約数ペア:

[(1, 157151820), (2, 78575910), (3, 52383940), (4, 39287955), (5, 31430364), (6, 26191970), (7, 22450260), (10, 15715182), (12, 13095985), (14, 11225130), (15, 10476788), (20, 7857591), (21, 7483420), (28, 5612565), (30, 5238394), (35, 4490052), (42, 3741710), (49, 3207180), (60, 2619197), (70, 2245026), (84, 1870855), (98, 1603590), (105, 1496684), (140, 1122513), (147, 1069060), (196, 801795), (210, 748342), (245, 641436), (294, 534530), (420, 374171), (490, 320718), (588, 267265), (735, 213812), (980, 160359), (1470, 106906), (2940, 53453)]