400305672

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{142559}}^1$

素因数の和:142587

約数の個数: 64

約数和(自身を含む): 1197504000

約数和(自身を除く): 797198328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 142559, 285118, 427677, 570236, 855354, 1140472, 1283031, 1710708, 1853267, 2566062, 3421416, 3706534, 3849093, 5132124, 5559801, 7413068, 7698186, 10264248, 11119602, 14826136, 15396372, 16679403, 22239204, 30792744, 33358806, 44478408, 50038209, 66717612, 100076418, 133435224, 200152836, 400305672]

約数ペア:

[(1, 400305672), (2, 200152836), (3, 133435224), (4, 100076418), (6, 66717612), (8, 50038209), (9, 44478408), (12, 33358806), (13, 30792744), (18, 22239204), (24, 16679403), (26, 15396372), (27, 14826136), (36, 11119602), (39, 10264248), (52, 7698186), (54, 7413068), (72, 5559801), (78, 5132124), (104, 3849093), (108, 3706534), (117, 3421416), (156, 2566062), (216, 1853267), (234, 1710708), (312, 1283031), (351, 1140472), (468, 855354), (702, 570236), (936, 427677), (1404, 285118), (2808, 142559)]