243853980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{523}}^1$

素因数の和:963

約数の個数: 96

約数和(自身を含む): 721862400

約数和(自身を除く): 478008420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 409, 523, 570, 818, 1046, 1140, 1227, 1569, 1636, 2045, 2092, 2454, 2615, 3138, 4090, 4908, 5230, 6135, 6276, 7771, 7845, 8180, 9937, 10460, 12270, 15542, 15690, 19874, 23313, 24540, 29811, 31084, 31380, 38855, 39748, 46626, 49685, 59622, 77710, 93252, 99370, 116565, 119244, 149055, 155420, 198740, 213907, 233130, 298110, 427814, 466260, 596220, 641721, 855628, 1069535, 1283442, 2139070, 2566884, 3208605, 4064233, 4278140, 6417210, 8128466, 12192699, 12834420, 16256932, 20321165, 24385398, 40642330, 48770796, 60963495, 81284660, 121926990, 243853980]

約数ペア:

[(1, 243853980), (2, 121926990), (3, 81284660), (4, 60963495), (5, 48770796), (6, 40642330), (10, 24385398), (12, 20321165), (15, 16256932), (19, 12834420), (20, 12192699), (30, 8128466), (38, 6417210), (57, 4278140), (60, 4064233), (76, 3208605), (95, 2566884), (114, 2139070), (190, 1283442), (228, 1069535), (285, 855628), (380, 641721), (409, 596220), (523, 466260), (570, 427814), (818, 298110), (1046, 233130), (1140, 213907), (1227, 198740), (1569, 155420), (1636, 149055), (2045, 119244), (2092, 116565), (2454, 99370), (2615, 93252), (3138, 77710), (4090, 59622), (4908, 49685), (5230, 46626), (6135, 39748), (6276, 38855), (7771, 31380), (7845, 31084), (8180, 29811), (9937, 24540), (10460, 23313), (12270, 19874), (15542, 15690)]