68191020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6421}}^1$

素因数の和:6495

約数の個数: 72

約数和(自身を含む): 210384720

約数和(自身を除く): 142193700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 6421, 10620, 12842, 19263, 25684, 32105, 38526, 57789, 64210, 77052, 96315, 115578, 128420, 192630, 231156, 288945, 378839, 385260, 577890, 757678, 1136517, 1155780, 1515356, 1894195, 2273034, 3409551, 3788390, 4546068, 5682585, 6819102, 7576780, 11365170, 13638204, 17047755, 22730340, 34095510, 68191020]

約数ペア:

[(1, 68191020), (2, 34095510), (3, 22730340), (4, 17047755), (5, 13638204), (6, 11365170), (9, 7576780), (10, 6819102), (12, 5682585), (15, 4546068), (18, 3788390), (20, 3409551), (30, 2273034), (36, 1894195), (45, 1515356), (59, 1155780), (60, 1136517), (90, 757678), (118, 577890), (177, 385260), (180, 378839), (236, 288945), (295, 231156), (354, 192630), (531, 128420), (590, 115578), (708, 96315), (885, 77052), (1062, 64210), (1180, 57789), (1770, 38526), (2124, 32105), (2655, 25684), (3540, 19263), (5310, 12842), (6421, 10620)]