818713140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{11959}}^1$

素因数の和:12141

約数の個数: 96

約数和(自身を含む): 2636175360

約数和(自身を除く): 1817462220

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, 163, 210, 326, 420, 489, 652, 815, 978, 1141, 1630, 1956, 2282, 2445, 3260, 3423, 4564, 4890, 5705, 6846, 9780, 11410, 11959, 13692, 17115, 22820, 23918, 34230, 35877, 47836, 59795, 68460, 71754, 83713, 119590, 143508, 167426, 179385, 239180, 251139, 334852, 358770, 418565, 502278, 717540, 837130, 1004556, 1255695, 1674260, 1949317, 2511390, 3898634, 5022780, 5847951, 7797268, 9746585, 11695902, 13645219, 19493170, 23391804, 27290438, 29239755, 38986340, 40935657, 54580876, 58479510, 68226095, 81871314, 116959020, 136452190, 163742628, 204678285, 272904380, 409356570, 818713140]

約数ペア:

[(1, 818713140), (2, 409356570), (3, 272904380), (4, 204678285), (5, 163742628), (6, 136452190), (7, 116959020), (10, 81871314), (12, 68226095), (14, 58479510), (15, 54580876), (20, 40935657), (21, 38986340), (28, 29239755), (30, 27290438), (35, 23391804), (42, 19493170), (60, 13645219), (70, 11695902), (84, 9746585), (105, 7797268), (140, 5847951), (163, 5022780), (210, 3898634), (326, 2511390), (420, 1949317), (489, 1674260), (652, 1255695), (815, 1004556), (978, 837130), (1141, 717540), (1630, 502278), (1956, 418565), (2282, 358770), (2445, 334852), (3260, 251139), (3423, 239180), (4564, 179385), (4890, 167426), (5705, 143508), (6846, 119590), (9780, 83713), (11410, 71754), (11959, 68460), (13692, 59795), (17115, 47836), (22820, 35877), (23918, 34230)]