251654544

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 180

約数和(自身を含む): 766486656

約数和(自身を除く): 514832112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 47, 48, 57, 72, 76, 94, 103, 114, 141, 144, 152, 171, 188, 206, 228, 282, 304, 309, 342, 361, 376, 412, 423, 456, 564, 618, 684, 722, 752, 824, 846, 893, 912, 927, 1083, 1128, 1236, 1368, 1444, 1648, 1692, 1786, 1854, 1957, 2166, 2256, 2472, 2679, 2736, 2888, 3249, 3384, 3572, 3708, 3914, 4332, 4841, 4944, 5358, 5776, 5871, 6498, 6768, 7144, 7416, 7828, 8037, 8664, 9682, 10716, 11742, 12996, 14288, 14523, 14832, 15656, 16074, 16967, 17328, 17613, 19364, 21432, 23484, 25992, 29046, 31312, 32148, 33934, 35226, 37183, 38728, 42864, 43569, 46968, 50901, 51984, 58092, 64296, 67868, 70452, 74366, 77456, 87138, 91979, 93936, 101802, 111549, 116184, 128592, 135736, 140904, 148732, 152703, 174276, 183958, 203604, 223098, 232368, 271472, 275937, 281808, 297464, 305406, 334647, 348552, 367916, 407208, 446196, 551874, 594928, 610812, 669294, 697104, 735832, 814416, 827811, 892392, 1103748, 1221624, 1338588, 1471664, 1655622, 1747601, 1784784, 2207496, 2443248, 2677176, 3311244, 3495202, 4414992, 5242803, 5354352, 6622488, 6990404, 10485606, 13244976, 13980808, 15728409, 20971212, 27961616, 31456818, 41942424, 62913636, 83884848, 125827272, 251654544]

約数ペア:

[(1, 251654544), (2, 125827272), (3, 83884848), (4, 62913636), (6, 41942424), (8, 31456818), (9, 27961616), (12, 20971212), (16, 15728409), (18, 13980808), (19, 13244976), (24, 10485606), (36, 6990404), (38, 6622488), (47, 5354352), (48, 5242803), (57, 4414992), (72, 3495202), (76, 3311244), (94, 2677176), (103, 2443248), (114, 2207496), (141, 1784784), (144, 1747601), (152, 1655622), (171, 1471664), (188, 1338588), (206, 1221624), (228, 1103748), (282, 892392), (304, 827811), (309, 814416), (342, 735832), (361, 697104), (376, 669294), (412, 610812), (423, 594928), (456, 551874), (564, 446196), (618, 407208), (684, 367916), (722, 348552), (752, 334647), (824, 305406), (846, 297464), (893, 281808), (912, 275937), (927, 271472), (1083, 232368), (1128, 223098), (1236, 203604), (1368, 183958), (1444, 174276), (1648, 152703), (1692, 148732), (1786, 140904), (1854, 135736), (1957, 128592), (2166, 116184), (2256, 111549), (2472, 101802), (2679, 93936), (2736, 91979), (2888, 87138), (3249, 77456), (3384, 74366), (3572, 70452), (3708, 67868), (3914, 64296), (4332, 58092), (4841, 51984), (4944, 50901), (5358, 46968), (5776, 43569), (5871, 42864), (6498, 38728), (6768, 37183), (7144, 35226), (7416, 33934), (7828, 32148), (8037, 31312), (8664, 29046), (9682, 25992), (10716, 23484), (11742, 21432), (12996, 19364), (14288, 17613), (14523, 17328), (14832, 16967), (15656, 16074)]