247665456

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:855

約数の個数: 120

約数和(自身を含む): 736232640

約数和(自身を除く): 488567184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 131, 144, 152, 171, 228, 262, 304, 342, 393, 456, 524, 684, 691, 786, 912, 1048, 1179, 1368, 1382, 1572, 2073, 2096, 2358, 2489, 2736, 2764, 3144, 4146, 4716, 4978, 5528, 6219, 6288, 7467, 8292, 9432, 9956, 11056, 12438, 13129, 14934, 16584, 18864, 19912, 22401, 24876, 26258, 29868, 33168, 39387, 39824, 44802, 49752, 52516, 59736, 78774, 89604, 90521, 99504, 105032, 118161, 119472, 157548, 179208, 181042, 210064, 236322, 271563, 315096, 358416, 362084, 472644, 543126, 630192, 724168, 814689, 945288, 1086252, 1448336, 1629378, 1719899, 1890576, 2172504, 3258756, 3439798, 4345008, 5159697, 6517512, 6879596, 10319394, 13035024, 13759192, 15479091, 20638788, 27518384, 30958182, 41277576, 61916364, 82555152, 123832728, 247665456]

約数ペア:

[(1, 247665456), (2, 123832728), (3, 82555152), (4, 61916364), (6, 41277576), (8, 30958182), (9, 27518384), (12, 20638788), (16, 15479091), (18, 13759192), (19, 13035024), (24, 10319394), (36, 6879596), (38, 6517512), (48, 5159697), (57, 4345008), (72, 3439798), (76, 3258756), (114, 2172504), (131, 1890576), (144, 1719899), (152, 1629378), (171, 1448336), (228, 1086252), (262, 945288), (304, 814689), (342, 724168), (393, 630192), (456, 543126), (524, 472644), (684, 362084), (691, 358416), (786, 315096), (912, 271563), (1048, 236322), (1179, 210064), (1368, 181042), (1382, 179208), (1572, 157548), (2073, 119472), (2096, 118161), (2358, 105032), (2489, 99504), (2736, 90521), (2764, 89604), (3144, 78774), (4146, 59736), (4716, 52516), (4978, 49752), (5528, 44802), (6219, 39824), (6288, 39387), (7467, 33168), (8292, 29868), (9432, 26258), (9956, 24876), (11056, 22401), (12438, 19912), (13129, 18864), (14934, 16584)]