12812520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{2179}}^1$

素因数の和:2207

約数の個数: 96

約数和(自身を含む): 44733600

約数和(自身を除く): 31921080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2179, 2940, 4358, 5880, 6537, 8716, 10895, 13074, 15253, 17432, 21790, 26148, 30506, 32685, 43580, 45759, 52296, 61012, 65370, 76265, 87160, 91518, 106771, 122024, 130740, 152530, 183036, 213542, 228795, 261480, 305060, 320313, 366072, 427084, 457590, 533855, 610120, 640626, 854168, 915180, 1067710, 1281252, 1601565, 1830360, 2135420, 2562504, 3203130, 4270840, 6406260, 12812520]

約数ペア:

[(1, 12812520), (2, 6406260), (3, 4270840), (4, 3203130), (5, 2562504), (6, 2135420), (7, 1830360), (8, 1601565), (10, 1281252), (12, 1067710), (14, 915180), (15, 854168), (20, 640626), (21, 610120), (24, 533855), (28, 457590), (30, 427084), (35, 366072), (40, 320313), (42, 305060), (49, 261480), (56, 228795), (60, 213542), (70, 183036), (84, 152530), (98, 130740), (105, 122024), (120, 106771), (140, 91518), (147, 87160), (168, 76265), (196, 65370), (210, 61012), (245, 52296), (280, 45759), (294, 43580), (392, 32685), (420, 30506), (490, 26148), (588, 21790), (735, 17432), (840, 15253), (980, 13074), (1176, 10895), (1470, 8716), (1960, 6537), (2179, 5880), (2940, 4358)]