287680770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245881}}^1$

素因数の和:245907

約数の個数: 48

約数和(自身を含む): 805509432

約数和(自身を除く): 517828662

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 245881, 491762, 737643, 1229405, 1475286, 2212929, 2458810, 3196453, 3688215, 4425858, 6392906, 7376430, 9589359, 11064645, 15982265, 19178718, 22129290, 28768077, 31964530, 47946795, 57536154, 95893590, 143840385, 287680770]

約数ペア:

[(1, 287680770), (2, 143840385), (3, 95893590), (5, 57536154), (6, 47946795), (9, 31964530), (10, 28768077), (13, 22129290), (15, 19178718), (18, 15982265), (26, 11064645), (30, 9589359), (39, 7376430), (45, 6392906), (65, 4425858), (78, 3688215), (90, 3196453), (117, 2458810), (130, 2212929), (195, 1475286), (234, 1229405), (390, 737643), (585, 491762), (1170, 245881)]