82724740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 209664000

約数和(自身を除く): 126939260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 343, 389, 434, 490, 620, 686, 778, 868, 980, 1085, 1372, 1519, 1556, 1715, 1945, 2170, 2723, 3038, 3430, 3890, 4340, 5446, 6076, 6860, 7595, 7780, 10633, 10892, 12059, 13615, 15190, 19061, 21266, 24118, 27230, 30380, 38122, 42532, 48236, 53165, 54460, 60295, 76244, 84413, 95305, 106330, 120590, 133427, 168826, 190610, 212660, 241180, 266854, 337652, 381220, 422065, 533708, 590891, 667135, 844130, 1181782, 1334270, 1688260, 2363564, 2668540, 2954455, 4136237, 5908910, 8272474, 11817820, 16544948, 20681185, 41362370, 82724740]

約数ペア:

[(1, 82724740), (2, 41362370), (4, 20681185), (5, 16544948), (7, 11817820), (10, 8272474), (14, 5908910), (20, 4136237), (28, 2954455), (31, 2668540), (35, 2363564), (49, 1688260), (62, 1334270), (70, 1181782), (98, 844130), (124, 667135), (140, 590891), (155, 533708), (196, 422065), (217, 381220), (245, 337652), (310, 266854), (343, 241180), (389, 212660), (434, 190610), (490, 168826), (620, 133427), (686, 120590), (778, 106330), (868, 95305), (980, 84413), (1085, 76244), (1372, 60295), (1519, 54460), (1556, 53165), (1715, 48236), (1945, 42532), (2170, 38122), (2723, 30380), (3038, 27230), (3430, 24118), (3890, 21266), (4340, 19061), (5446, 15190), (6076, 13615), (6860, 12059), (7595, 10892), (7780, 10633)]