1330521640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{7019}}^1$

素因数の和:7714

約数の個数: 64

約数和(自身を含む): 3426883200

約数和(自身を除く): 2096361560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 677, 1354, 2708, 3385, 4739, 5416, 6770, 7019, 9478, 13540, 14038, 18956, 23695, 27080, 28076, 35095, 37912, 47390, 49133, 56152, 70190, 94780, 98266, 140380, 189560, 196532, 245665, 280760, 393064, 491330, 982660, 1965320, 4751863, 9503726, 19007452, 23759315, 33263041, 38014904, 47518630, 66526082, 95037260, 133052164, 166315205, 190074520, 266104328, 332630410, 665260820, 1330521640]

約数ペア:

[(1, 1330521640), (2, 665260820), (4, 332630410), (5, 266104328), (7, 190074520), (8, 166315205), (10, 133052164), (14, 95037260), (20, 66526082), (28, 47518630), (35, 38014904), (40, 33263041), (56, 23759315), (70, 19007452), (140, 9503726), (280, 4751863), (677, 1965320), (1354, 982660), (2708, 491330), (3385, 393064), (4739, 280760), (5416, 245665), (6770, 196532), (7019, 189560), (9478, 140380), (13540, 98266), (14038, 94780), (18956, 70190), (23695, 56152), (27080, 49133), (28076, 47390), (35095, 37912)]