644407608

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1063}}^1$

素因数の和:1181

約数の個数: 128

約数和(自身を含む): 1823270400

約数和(自身を除く): 1178862792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 67, 78, 87, 104, 116, 134, 156, 174, 201, 232, 268, 312, 348, 377, 402, 536, 696, 754, 804, 871, 1063, 1131, 1508, 1608, 1742, 1943, 2126, 2262, 2613, 3016, 3189, 3484, 3886, 4252, 4524, 5226, 5829, 6378, 6968, 7772, 8504, 9048, 10452, 11658, 12756, 13819, 15544, 20904, 23316, 25259, 25512, 27638, 30827, 41457, 46632, 50518, 55276, 61654, 71221, 75777, 82914, 92481, 101036, 110552, 123308, 142442, 151554, 165828, 184962, 202072, 213663, 246616, 284884, 303108, 331656, 369924, 400751, 427326, 569768, 606216, 739848, 801502, 854652, 925873, 1202253, 1603004, 1709304, 1851746, 2065409, 2404506, 2777619, 3206008, 3703492, 4130818, 4809012, 5555238, 6196227, 7406984, 8261636, 9618024, 11110476, 12392454, 16523272, 22220952, 24784908, 26850317, 49569816, 53700634, 80550951, 107401268, 161101902, 214802536, 322203804, 644407608]

約数ペア:

[(1, 644407608), (2, 322203804), (3, 214802536), (4, 161101902), (6, 107401268), (8, 80550951), (12, 53700634), (13, 49569816), (24, 26850317), (26, 24784908), (29, 22220952), (39, 16523272), (52, 12392454), (58, 11110476), (67, 9618024), (78, 8261636), (87, 7406984), (104, 6196227), (116, 5555238), (134, 4809012), (156, 4130818), (174, 3703492), (201, 3206008), (232, 2777619), (268, 2404506), (312, 2065409), (348, 1851746), (377, 1709304), (402, 1603004), (536, 1202253), (696, 925873), (754, 854652), (804, 801502), (871, 739848), (1063, 606216), (1131, 569768), (1508, 427326), (1608, 400751), (1742, 369924), (1943, 331656), (2126, 303108), (2262, 284884), (2613, 246616), (3016, 213663), (3189, 202072), (3484, 184962), (3886, 165828), (4252, 151554), (4524, 142442), (5226, 123308), (5829, 110552), (6378, 101036), (6968, 92481), (7772, 82914), (8504, 75777), (9048, 71221), (10452, 61654), (11658, 55276), (12756, 50518), (13819, 46632), (15544, 41457), (20904, 30827), (23316, 27638), (25259, 25512)]