278156710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2269}}^1$

素因数の和:2353

約数の個数: 64

約数和(自身を含む): 576616320

約数和(自身を除く): 298459610

約数列:

[1, 2, 5, 10, 13, 23, 26, 41, 46, 65, 82, 115, 130, 205, 230, 299, 410, 533, 598, 943, 1066, 1495, 1886, 2269, 2665, 2990, 4538, 4715, 5330, 9430, 11345, 12259, 22690, 24518, 29497, 52187, 58994, 61295, 93029, 104374, 122590, 147485, 186058, 260935, 294970, 465145, 521870, 678431, 930290, 1209377, 1356862, 2139667, 2418754, 3392155, 4279334, 6046885, 6784310, 10698335, 12093770, 21396670, 27815671, 55631342, 139078355, 278156710]

約数ペア:

[(1, 278156710), (2, 139078355), (5, 55631342), (10, 27815671), (13, 21396670), (23, 12093770), (26, 10698335), (41, 6784310), (46, 6046885), (65, 4279334), (82, 3392155), (115, 2418754), (130, 2139667), (205, 1356862), (230, 1209377), (299, 930290), (410, 678431), (533, 521870), (598, 465145), (943, 294970), (1066, 260935), (1495, 186058), (1886, 147485), (2269, 122590), (2665, 104374), (2990, 93029), (4538, 61295), (4715, 58994), (5330, 52187), (9430, 29497), (11345, 24518), (12259, 22690)]