168220728

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3391}}^1$

素因数の和:3469

約数の個数: 96

約数和(自身を含む): 500048640

約数和(自身を除く): 331827912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 53, 72, 78, 104, 106, 117, 156, 159, 212, 234, 312, 318, 424, 468, 477, 636, 689, 936, 954, 1272, 1378, 1908, 2067, 2756, 3391, 3816, 4134, 5512, 6201, 6782, 8268, 10173, 12402, 13564, 16536, 20346, 24804, 27128, 30519, 40692, 44083, 49608, 61038, 81384, 88166, 122076, 132249, 176332, 179723, 244152, 264498, 352664, 359446, 396747, 528996, 539169, 718892, 793494, 1057992, 1078338, 1437784, 1586988, 1617507, 2156676, 2336399, 3173976, 3235014, 4313352, 4672798, 6470028, 7009197, 9345596, 12940056, 14018394, 18691192, 21027591, 28036788, 42055182, 56073576, 84110364, 168220728]

約数ペア:

[(1, 168220728), (2, 84110364), (3, 56073576), (4, 42055182), (6, 28036788), (8, 21027591), (9, 18691192), (12, 14018394), (13, 12940056), (18, 9345596), (24, 7009197), (26, 6470028), (36, 4672798), (39, 4313352), (52, 3235014), (53, 3173976), (72, 2336399), (78, 2156676), (104, 1617507), (106, 1586988), (117, 1437784), (156, 1078338), (159, 1057992), (212, 793494), (234, 718892), (312, 539169), (318, 528996), (424, 396747), (468, 359446), (477, 352664), (636, 264498), (689, 244152), (936, 179723), (954, 176332), (1272, 132249), (1378, 122076), (1908, 88166), (2067, 81384), (2756, 61038), (3391, 49608), (3816, 44083), (4134, 40692), (5512, 30519), (6201, 27128), (6782, 24804), (8268, 20346), (10173, 16536), (12402, 13564)]