30921210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1613}}^1$

素因数の和:1700

約数の個数: 64

約数和(自身を含む): 83669760

約数和(自身を除く): 52748550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1613, 1917, 2130, 3195, 3226, 3834, 4839, 6390, 8065, 9585, 9678, 14517, 16130, 19170, 24195, 29034, 43551, 48390, 72585, 87102, 114523, 145170, 217755, 229046, 343569, 435510, 572615, 687138, 1030707, 1145230, 1717845, 2061414, 3092121, 3435690, 5153535, 6184242, 10307070, 15460605, 30921210]

約数ペア:

[(1, 30921210), (2, 15460605), (3, 10307070), (5, 6184242), (6, 5153535), (9, 3435690), (10, 3092121), (15, 2061414), (18, 1717845), (27, 1145230), (30, 1030707), (45, 687138), (54, 572615), (71, 435510), (90, 343569), (135, 229046), (142, 217755), (213, 145170), (270, 114523), (355, 87102), (426, 72585), (639, 48390), (710, 43551), (1065, 29034), (1278, 24195), (1613, 19170), (1917, 16130), (2130, 14517), (3195, 9678), (3226, 9585), (3834, 8065), (4839, 6390)]