18550140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1571

約数の個数: 96

約数和(自身を含む): 61447680

約数和(自身を除く): 42897540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1523, 1740, 2030, 2436, 3045, 3046, 4060, 4569, 6090, 6092, 7615, 9138, 10661, 12180, 15230, 18276, 21322, 22845, 30460, 31983, 42644, 44167, 45690, 53305, 63966, 88334, 91380, 106610, 127932, 132501, 159915, 176668, 213220, 220835, 265002, 309169, 319830, 441670, 530004, 618338, 639660, 662505, 883340, 927507, 1236676, 1325010, 1545845, 1855014, 2650020, 3091690, 3710028, 4637535, 6183380, 9275070, 18550140]

約数ペア:

[(1, 18550140), (2, 9275070), (3, 6183380), (4, 4637535), (5, 3710028), (6, 3091690), (7, 2650020), (10, 1855014), (12, 1545845), (14, 1325010), (15, 1236676), (20, 927507), (21, 883340), (28, 662505), (29, 639660), (30, 618338), (35, 530004), (42, 441670), (58, 319830), (60, 309169), (70, 265002), (84, 220835), (87, 213220), (105, 176668), (116, 159915), (140, 132501), (145, 127932), (174, 106610), (203, 91380), (210, 88334), (290, 63966), (348, 53305), (406, 45690), (420, 44167), (435, 42644), (580, 31983), (609, 30460), (812, 22845), (870, 21322), (1015, 18276), (1218, 15230), (1523, 12180), (1740, 10661), (2030, 9138), (2436, 7615), (3045, 6092), (3046, 6090), (4060, 4569)]