121999800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15641}}^1$

素因数の和:15673

約数の個数: 96

約数和(自身を含む): 407317680

約数和(自身を除く): 285317880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 15641, 31282, 46923, 62564, 78205, 93846, 125128, 156410, 187692, 203333, 234615, 312820, 375384, 391025, 406666, 469230, 609999, 625640, 782050, 813332, 938460, 1016665, 1173075, 1219998, 1564100, 1626664, 1876920, 2033330, 2346150, 2439996, 3049995, 3128200, 4066660, 4692300, 4879992, 5083325, 6099990, 8133320, 9384600, 10166650, 12199980, 15249975, 20333300, 24399960, 30499950, 40666600, 60999900, 121999800]

約数ペア:

[(1, 121999800), (2, 60999900), (3, 40666600), (4, 30499950), (5, 24399960), (6, 20333300), (8, 15249975), (10, 12199980), (12, 10166650), (13, 9384600), (15, 8133320), (20, 6099990), (24, 5083325), (25, 4879992), (26, 4692300), (30, 4066660), (39, 3128200), (40, 3049995), (50, 2439996), (52, 2346150), (60, 2033330), (65, 1876920), (75, 1626664), (78, 1564100), (100, 1219998), (104, 1173075), (120, 1016665), (130, 938460), (150, 813332), (156, 782050), (195, 625640), (200, 609999), (260, 469230), (300, 406666), (312, 391025), (325, 375384), (390, 312820), (520, 234615), (600, 203333), (650, 187692), (780, 156410), (975, 125128), (1300, 93846), (1560, 78205), (1950, 62564), (2600, 46923), (3900, 31282), (7800, 15641)]