498221360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{68437}}^1$

素因数の和:68470

約数の個数: 80

約数和(自身を含む): 1425700416

約数和(自身を除く): 927479056

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 68437, 136874, 273748, 342185, 479059, 547496, 684370, 889681, 958118, 1094992, 1368740, 1779362, 1916236, 2395295, 2737480, 3558724, 3832472, 4448405, 4790590, 5474960, 6227767, 7117448, 7664944, 8896810, 9581180, 12455534, 14234896, 17793620, 19162360, 24911068, 31138835, 35587240, 38324720, 49822136, 62277670, 71174480, 99644272, 124555340, 249110680, 498221360]

約数ペア:

[(1, 498221360), (2, 249110680), (4, 124555340), (5, 99644272), (7, 71174480), (8, 62277670), (10, 49822136), (13, 38324720), (14, 35587240), (16, 31138835), (20, 24911068), (26, 19162360), (28, 17793620), (35, 14234896), (40, 12455534), (52, 9581180), (56, 8896810), (65, 7664944), (70, 7117448), (80, 6227767), (91, 5474960), (104, 4790590), (112, 4448405), (130, 3832472), (140, 3558724), (182, 2737480), (208, 2395295), (260, 1916236), (280, 1779362), (364, 1368740), (455, 1094992), (520, 958118), (560, 889681), (728, 684370), (910, 547496), (1040, 479059), (1456, 342185), (1820, 273748), (3640, 136874), (7280, 68437)]