281480904

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:879

約数の個数: 96

約数和(自身を含む): 789105720

約数和(自身を除く): 507624816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 157, 222, 296, 314, 333, 444, 471, 628, 666, 673, 888, 942, 1256, 1332, 1346, 1413, 1884, 2019, 2664, 2692, 2826, 3768, 4038, 5384, 5652, 5809, 6057, 8076, 11304, 11618, 12114, 16152, 17427, 23236, 24228, 24901, 34854, 46472, 48456, 49802, 52281, 69708, 74703, 99604, 104562, 105661, 139416, 149406, 199208, 209124, 211322, 224109, 298812, 316983, 418248, 422644, 448218, 597624, 633966, 845288, 896436, 950949, 1267932, 1792872, 1901898, 2535864, 3803796, 3909457, 7607592, 7818914, 11728371, 15637828, 23456742, 31275656, 35185113, 46913484, 70370226, 93826968, 140740452, 281480904]

約数ペア:

[(1, 281480904), (2, 140740452), (3, 93826968), (4, 70370226), (6, 46913484), (8, 35185113), (9, 31275656), (12, 23456742), (18, 15637828), (24, 11728371), (36, 7818914), (37, 7607592), (72, 3909457), (74, 3803796), (111, 2535864), (148, 1901898), (157, 1792872), (222, 1267932), (296, 950949), (314, 896436), (333, 845288), (444, 633966), (471, 597624), (628, 448218), (666, 422644), (673, 418248), (888, 316983), (942, 298812), (1256, 224109), (1332, 211322), (1346, 209124), (1413, 199208), (1884, 149406), (2019, 139416), (2664, 105661), (2692, 104562), (2826, 99604), (3768, 74703), (4038, 69708), (5384, 52281), (5652, 49802), (5809, 48456), (6057, 46472), (8076, 34854), (11304, 24901), (11618, 24228), (12114, 23236), (16152, 17427)]