129955560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2179}}^1$

素因数の和:2271

約数の個数: 128

約数和(自身を含む): 452044800

約数和(自身を除く): 322089240

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, 2179, 2485, 2840, 2982, 3976, 4260, 4358, 4970, 5964, 6537, 7455, 8520, 8716, 9940, 10895, 11928, 13074, 14910, 15253, 17432, 19880, 21790, 26148, 29820, 30506, 32685, 43580, 45759, 52296, 59640, 61012, 65370, 76265, 87160, 91518, 122024, 130740, 152530, 154709, 183036, 228795, 261480, 305060, 309418, 366072, 457590, 464127, 610120, 618836, 773545, 915180, 928254, 1082963, 1237672, 1547090, 1830360, 1856508, 2165926, 2320635, 3094180, 3248889, 3713016, 4331852, 4641270, 5414815, 6188360, 6497778, 8663704, 9282540, 10829630, 12995556, 16244445, 18565080, 21659260, 25991112, 32488890, 43318520, 64977780, 129955560]

約数ペア:

[(1, 129955560), (2, 64977780), (3, 43318520), (4, 32488890), (5, 25991112), (6, 21659260), (7, 18565080), (8, 16244445), (10, 12995556), (12, 10829630), (14, 9282540), (15, 8663704), (20, 6497778), (21, 6188360), (24, 5414815), (28, 4641270), (30, 4331852), (35, 3713016), (40, 3248889), (42, 3094180), (56, 2320635), (60, 2165926), (70, 1856508), (71, 1830360), (84, 1547090), (105, 1237672), (120, 1082963), (140, 928254), (142, 915180), (168, 773545), (210, 618836), (213, 610120), (280, 464127), (284, 457590), (355, 366072), (420, 309418), (426, 305060), (497, 261480), (568, 228795), (710, 183036), (840, 154709), (852, 152530), (994, 130740), (1065, 122024), (1420, 91518), (1491, 87160), (1704, 76265), (1988, 65370), (2130, 61012), (2179, 59640), (2485, 52296), (2840, 45759), (2982, 43580), (3976, 32685), (4260, 30506), (4358, 29820), (4970, 26148), (5964, 21790), (6537, 19880), (7455, 17432), (8520, 15253), (8716, 14910), (9940, 13074), (10895, 11928)]