89840940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:951

約数の個数: 96

約数和(自身を含む): 288744960

約数和(自身を除く): 198904020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 409, 420, 523, 818, 1046, 1227, 1569, 1636, 2045, 2092, 2454, 2615, 2863, 3138, 3661, 4090, 4908, 5230, 5726, 6135, 6276, 7322, 7845, 8180, 8589, 10460, 10983, 11452, 12270, 14315, 14644, 15690, 17178, 18305, 21966, 24540, 28630, 31380, 34356, 36610, 42945, 43932, 54915, 57260, 73220, 85890, 109830, 171780, 213907, 219660, 427814, 641721, 855628, 1069535, 1283442, 1497349, 2139070, 2566884, 2994698, 3208605, 4278140, 4492047, 5989396, 6417210, 7486745, 8984094, 12834420, 14973490, 17968188, 22460235, 29946980, 44920470, 89840940]

約数ペア:

[(1, 89840940), (2, 44920470), (3, 29946980), (4, 22460235), (5, 17968188), (6, 14973490), (7, 12834420), (10, 8984094), (12, 7486745), (14, 6417210), (15, 5989396), (20, 4492047), (21, 4278140), (28, 3208605), (30, 2994698), (35, 2566884), (42, 2139070), (60, 1497349), (70, 1283442), (84, 1069535), (105, 855628), (140, 641721), (210, 427814), (409, 219660), (420, 213907), (523, 171780), (818, 109830), (1046, 85890), (1227, 73220), (1569, 57260), (1636, 54915), (2045, 43932), (2092, 42945), (2454, 36610), (2615, 34356), (2863, 31380), (3138, 28630), (3661, 24540), (4090, 21966), (4908, 18305), (5230, 17178), (5726, 15690), (6135, 14644), (6276, 14315), (7322, 12270), (7845, 11452), (8180, 10983), (8589, 10460)]