31178784

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 192

約数和(自身を含む): 104315904

約数和(自身を除く): 73137120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 43, 48, 52, 56, 78, 83, 84, 86, 91, 96, 104, 112, 129, 156, 166, 168, 172, 182, 208, 224, 249, 258, 273, 301, 312, 332, 336, 344, 364, 416, 498, 516, 546, 559, 581, 602, 624, 664, 672, 688, 728, 903, 996, 1032, 1079, 1092, 1118, 1162, 1204, 1248, 1328, 1376, 1456, 1677, 1743, 1806, 1992, 2064, 2158, 2184, 2236, 2324, 2408, 2656, 2912, 3237, 3354, 3486, 3569, 3612, 3913, 3984, 4128, 4316, 4368, 4472, 4648, 4816, 6474, 6708, 6972, 7138, 7224, 7553, 7826, 7968, 8632, 8736, 8944, 9296, 9632, 10707, 11739, 12948, 13416, 13944, 14276, 14448, 15106, 15652, 17264, 17888, 18592, 21414, 22659, 23478, 24983, 25896, 26832, 27888, 28552, 28896, 30212, 31304, 34528, 42828, 45318, 46397, 46956, 49966, 51792, 53664, 55776, 57104, 60424, 62608, 74949, 85656, 90636, 92794, 93912, 99932, 103584, 114208, 120848, 125216, 139191, 149898, 171312, 181272, 185588, 187824, 199864, 241696, 278382, 299796, 324779, 342624, 362544, 371176, 375648, 399728, 556764, 599592, 649558, 725088, 742352, 799456, 974337, 1113528, 1199184, 1299116, 1484704, 1948674, 2227056, 2398368, 2598232, 3897348, 4454112, 5196464, 7794696, 10392928, 15589392, 31178784]

約数ペア:

[(1, 31178784), (2, 15589392), (3, 10392928), (4, 7794696), (6, 5196464), (7, 4454112), (8, 3897348), (12, 2598232), (13, 2398368), (14, 2227056), (16, 1948674), (21, 1484704), (24, 1299116), (26, 1199184), (28, 1113528), (32, 974337), (39, 799456), (42, 742352), (43, 725088), (48, 649558), (52, 599592), (56, 556764), (78, 399728), (83, 375648), (84, 371176), (86, 362544), (91, 342624), (96, 324779), (104, 299796), (112, 278382), (129, 241696), (156, 199864), (166, 187824), (168, 185588), (172, 181272), (182, 171312), (208, 149898), (224, 139191), (249, 125216), (258, 120848), (273, 114208), (301, 103584), (312, 99932), (332, 93912), (336, 92794), (344, 90636), (364, 85656), (416, 74949), (498, 62608), (516, 60424), (546, 57104), (559, 55776), (581, 53664), (602, 51792), (624, 49966), (664, 46956), (672, 46397), (688, 45318), (728, 42828), (903, 34528), (996, 31304), (1032, 30212), (1079, 28896), (1092, 28552), (1118, 27888), (1162, 26832), (1204, 25896), (1248, 24983), (1328, 23478), (1376, 22659), (1456, 21414), (1677, 18592), (1743, 17888), (1806, 17264), (1992, 15652), (2064, 15106), (2158, 14448), (2184, 14276), (2236, 13944), (2324, 13416), (2408, 12948), (2656, 11739), (2912, 10707), (3237, 9632), (3354, 9296), (3486, 8944), (3569, 8736), (3612, 8632), (3913, 7968), (3984, 7826), (4128, 7553), (4316, 7224), (4368, 7138), (4472, 6972), (4648, 6708), (4816, 6474)]