644169460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3257}}^1$

素因数の和:3337

約数の個数: 96

約数和(自身を含む): 1576350720

約数和(自身を除く): 932181260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 110, 116, 124, 145, 155, 220, 290, 310, 319, 341, 580, 620, 638, 682, 899, 1276, 1364, 1595, 1705, 1798, 3190, 3257, 3410, 3596, 4495, 6380, 6514, 6820, 8990, 9889, 13028, 16285, 17980, 19778, 32570, 35827, 39556, 49445, 65140, 71654, 94453, 98890, 100967, 143308, 179135, 188906, 197780, 201934, 358270, 377812, 403868, 472265, 504835, 716540, 944530, 1009670, 1038983, 1110637, 1889060, 2019340, 2077966, 2221274, 2928043, 4155932, 4442548, 5194915, 5553185, 5856086, 10389830, 11106370, 11712172, 14640215, 20779660, 22212740, 29280430, 32208473, 58560860, 64416946, 128833892, 161042365, 322084730, 644169460]

約数ペア:

[(1, 644169460), (2, 322084730), (4, 161042365), (5, 128833892), (10, 64416946), (11, 58560860), (20, 32208473), (22, 29280430), (29, 22212740), (31, 20779660), (44, 14640215), (55, 11712172), (58, 11106370), (62, 10389830), (110, 5856086), (116, 5553185), (124, 5194915), (145, 4442548), (155, 4155932), (220, 2928043), (290, 2221274), (310, 2077966), (319, 2019340), (341, 1889060), (580, 1110637), (620, 1038983), (638, 1009670), (682, 944530), (899, 716540), (1276, 504835), (1364, 472265), (1595, 403868), (1705, 377812), (1798, 358270), (3190, 201934), (3257, 197780), (3410, 188906), (3596, 179135), (4495, 143308), (6380, 100967), (6514, 98890), (6820, 94453), (8990, 71654), (9889, 65140), (13028, 49445), (16285, 39556), (17980, 35827), (19778, 32570)]