6683940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 20599488

約数和(自身を除く): 13915548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 523, 639, 710, 852, 1046, 1065, 1278, 1420, 1569, 2092, 2130, 2556, 2615, 3138, 3195, 4260, 4707, 5230, 6276, 6390, 7845, 9414, 10460, 12780, 15690, 18828, 23535, 31380, 37133, 47070, 74266, 94140, 111399, 148532, 185665, 222798, 334197, 371330, 445596, 556995, 668394, 742660, 1113990, 1336788, 1670985, 2227980, 3341970, 6683940]

約数ペア:

[(1, 6683940), (2, 3341970), (3, 2227980), (4, 1670985), (5, 1336788), (6, 1113990), (9, 742660), (10, 668394), (12, 556995), (15, 445596), (18, 371330), (20, 334197), (30, 222798), (36, 185665), (45, 148532), (60, 111399), (71, 94140), (90, 74266), (142, 47070), (180, 37133), (213, 31380), (284, 23535), (355, 18828), (426, 15690), (523, 12780), (639, 10460), (710, 9414), (852, 7845), (1046, 6390), (1065, 6276), (1278, 5230), (1420, 4707), (1569, 4260), (2092, 3195), (2130, 3138), (2556, 2615)]