278315226

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:876

約数の個数: 96

約数和(自身を含む): 725407488

約数和(自身を除く): 447092262

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 137, 138, 161, 207, 274, 322, 411, 414, 483, 701, 822, 959, 966, 1233, 1402, 1449, 1918, 2103, 2466, 2877, 2898, 3151, 4206, 4907, 5754, 6302, 6309, 8631, 9453, 9814, 12618, 14721, 16123, 17262, 18906, 22057, 28359, 29442, 32246, 44114, 44163, 48369, 56718, 66171, 88326, 96037, 96738, 112861, 132342, 145107, 192074, 198513, 225722, 288111, 290214, 338583, 397026, 576222, 672259, 677166, 864333, 1015749, 1344518, 1728666, 2016777, 2031498, 2208851, 4033554, 4417702, 6050331, 6626553, 12100662, 13253106, 15461957, 19879659, 30923914, 39759318, 46385871, 92771742, 139157613, 278315226]

約数ペア:

[(1, 278315226), (2, 139157613), (3, 92771742), (6, 46385871), (7, 39759318), (9, 30923914), (14, 19879659), (18, 15461957), (21, 13253106), (23, 12100662), (42, 6626553), (46, 6050331), (63, 4417702), (69, 4033554), (126, 2208851), (137, 2031498), (138, 2016777), (161, 1728666), (207, 1344518), (274, 1015749), (322, 864333), (411, 677166), (414, 672259), (483, 576222), (701, 397026), (822, 338583), (959, 290214), (966, 288111), (1233, 225722), (1402, 198513), (1449, 192074), (1918, 145107), (2103, 132342), (2466, 112861), (2877, 96738), (2898, 96037), (3151, 88326), (4206, 66171), (4907, 56718), (5754, 48369), (6302, 44163), (6309, 44114), (8631, 32246), (9453, 29442), (9814, 28359), (12618, 22057), (14721, 18906), (16123, 17262)]