74161640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1531}}^1$

素因数の和:1722

約数の個数: 64

約数和(自身を含む): 191928960

約数和(自身を除く): 117767320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 1211, 1384, 1531, 1730, 2422, 3062, 3460, 4844, 6055, 6124, 6920, 7655, 9688, 10717, 12110, 12248, 15310, 21434, 24220, 30620, 42868, 48440, 53585, 61240, 85736, 107170, 214340, 264863, 428680, 529726, 1059452, 1324315, 1854041, 2118904, 2648630, 3708082, 5297260, 7416164, 9270205, 10594520, 14832328, 18540410, 37080820, 74161640]

約数ペア:

[(1, 74161640), (2, 37080820), (4, 18540410), (5, 14832328), (7, 10594520), (8, 9270205), (10, 7416164), (14, 5297260), (20, 3708082), (28, 2648630), (35, 2118904), (40, 1854041), (56, 1324315), (70, 1059452), (140, 529726), (173, 428680), (280, 264863), (346, 214340), (692, 107170), (865, 85736), (1211, 61240), (1384, 53585), (1531, 48440), (1730, 42868), (2422, 30620), (3062, 24220), (3460, 21434), (4844, 15310), (6055, 12248), (6124, 12110), (6920, 10717), (7655, 9688)]