31820208

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 97368768

約数和(自身を除く): 65548560

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 83, 84, 98, 112, 147, 163, 166, 168, 196, 249, 294, 326, 332, 336, 392, 489, 498, 581, 588, 652, 664, 784, 978, 996, 1141, 1162, 1176, 1304, 1328, 1743, 1956, 1992, 2282, 2324, 2352, 2608, 3423, 3486, 3912, 3984, 4067, 4564, 4648, 6846, 6972, 7824, 7987, 8134, 9128, 9296, 12201, 13529, 13692, 13944, 15974, 16268, 18256, 23961, 24402, 27058, 27384, 27888, 31948, 32536, 40587, 47922, 48804, 54116, 54768, 63896, 65072, 81174, 94703, 95844, 97608, 108232, 127792, 162348, 189406, 191688, 195216, 216464, 284109, 324696, 378812, 383376, 568218, 649392, 662921, 757624, 1136436, 1325842, 1515248, 1988763, 2272872, 2651684, 3977526, 4545744, 5303368, 7955052, 10606736, 15910104, 31820208]

約数ペア:

[(1, 31820208), (2, 15910104), (3, 10606736), (4, 7955052), (6, 5303368), (7, 4545744), (8, 3977526), (12, 2651684), (14, 2272872), (16, 1988763), (21, 1515248), (24, 1325842), (28, 1136436), (42, 757624), (48, 662921), (49, 649392), (56, 568218), (83, 383376), (84, 378812), (98, 324696), (112, 284109), (147, 216464), (163, 195216), (166, 191688), (168, 189406), (196, 162348), (249, 127792), (294, 108232), (326, 97608), (332, 95844), (336, 94703), (392, 81174), (489, 65072), (498, 63896), (581, 54768), (588, 54116), (652, 48804), (664, 47922), (784, 40587), (978, 32536), (996, 31948), (1141, 27888), (1162, 27384), (1176, 27058), (1304, 24402), (1328, 23961), (1743, 18256), (1956, 16268), (1992, 15974), (2282, 13944), (2324, 13692), (2352, 13529), (2608, 12201), (3423, 9296), (3486, 9128), (3912, 8134), (3984, 7987), (4067, 7824), (4564, 6972), (4648, 6846)]