197715280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3967}}^1$

素因数の和:4076

約数の個数: 80

約数和(自身を含む): 531394560

約数和(自身を除く): 333679280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1780, 2492, 3115, 3560, 3967, 4984, 6230, 7120, 7934, 9968, 12460, 15868, 19835, 24920, 27769, 31736, 39670, 49840, 55538, 63472, 79340, 111076, 138845, 158680, 222152, 277690, 317360, 353063, 444304, 555380, 706126, 1110760, 1412252, 1765315, 2221520, 2471441, 2824504, 3530630, 4942882, 5649008, 7061260, 9885764, 12357205, 14122520, 19771528, 24714410, 28245040, 39543056, 49428820, 98857640, 197715280]

約数ペア:

[(1, 197715280), (2, 98857640), (4, 49428820), (5, 39543056), (7, 28245040), (8, 24714410), (10, 19771528), (14, 14122520), (16, 12357205), (20, 9885764), (28, 7061260), (35, 5649008), (40, 4942882), (56, 3530630), (70, 2824504), (80, 2471441), (89, 2221520), (112, 1765315), (140, 1412252), (178, 1110760), (280, 706126), (356, 555380), (445, 444304), (560, 353063), (623, 317360), (712, 277690), (890, 222152), (1246, 158680), (1424, 138845), (1780, 111076), (2492, 79340), (3115, 63472), (3560, 55538), (3967, 49840), (4984, 39670), (6230, 31736), (7120, 27769), (7934, 24920), (9968, 19835), (12460, 15868)]