240158984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 504752640

約数和(自身を除く): 264593656

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 163, 248, 326, 403, 457, 652, 806, 914, 1304, 1612, 1828, 2119, 3224, 3656, 4238, 5053, 5941, 8476, 10106, 11882, 14167, 16952, 20212, 23764, 28334, 40424, 47528, 56668, 65689, 74491, 113336, 131378, 148982, 184171, 262756, 297964, 368342, 525512, 595928, 736684, 968383, 1473368, 1936766, 2309221, 3873532, 4618442, 7747064, 9236884, 18473768, 30019873, 60039746, 120079492, 240158984]

約数ペア:

[(1, 240158984), (2, 120079492), (4, 60039746), (8, 30019873), (13, 18473768), (26, 9236884), (31, 7747064), (52, 4618442), (62, 3873532), (104, 2309221), (124, 1936766), (163, 1473368), (248, 968383), (326, 736684), (403, 595928), (457, 525512), (652, 368342), (806, 297964), (914, 262756), (1304, 184171), (1612, 148982), (1828, 131378), (2119, 113336), (3224, 74491), (3656, 65689), (4238, 56668), (5053, 47528), (5941, 40424), (8476, 28334), (10106, 23764), (11882, 20212), (14167, 16952)]