1270293660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{99397}}^1$

素因数の和:99483

約数の個数: 72

約数和(自身を含む): 3907534176

約数和(自身を除く): 2637240516

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, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 99397, 198794, 298191, 397588, 496985, 596382, 894573, 993970, 1192764, 1490955, 1789146, 1987940, 2981910, 3578292, 4472865, 5963820, 7057187, 8945730, 14114374, 17891460, 21171561, 28228748, 35285935, 42343122, 63514683, 70571870, 84686244, 105857805, 127029366, 141143740, 211715610, 254058732, 317573415, 423431220, 635146830, 1270293660]

約数ペア:

[(1, 1270293660), (2, 635146830), (3, 423431220), (4, 317573415), (5, 254058732), (6, 211715610), (9, 141143740), (10, 127029366), (12, 105857805), (15, 84686244), (18, 70571870), (20, 63514683), (30, 42343122), (36, 35285935), (45, 28228748), (60, 21171561), (71, 17891460), (90, 14114374), (142, 8945730), (180, 7057187), (213, 5963820), (284, 4472865), (355, 3578292), (426, 2981910), (639, 1987940), (710, 1789146), (852, 1490955), (1065, 1192764), (1278, 993970), (1420, 894573), (2130, 596382), (2556, 496985), (3195, 397588), (4260, 298191), (6390, 198794), (12780, 99397)]