218939670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:950

約数の個数: 96

約数和(自身を含む): 594397440

約数和(自身を除く): 375457770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 97, 155, 186, 194, 279, 291, 310, 465, 485, 558, 582, 809, 873, 930, 970, 1395, 1455, 1618, 1746, 2427, 2790, 2910, 3007, 4045, 4365, 4854, 6014, 7281, 8090, 8730, 9021, 12135, 14562, 15035, 18042, 24270, 25079, 27063, 30070, 36405, 45105, 50158, 54126, 72810, 75237, 78473, 90210, 125395, 135315, 150474, 156946, 225711, 235419, 250790, 270630, 376185, 392365, 451422, 470838, 706257, 752370, 784730, 1128555, 1177095, 1412514, 2257110, 2354190, 2432663, 3531285, 4865326, 7062570, 7297989, 12163315, 14595978, 21893967, 24326630, 36489945, 43787934, 72979890, 109469835, 218939670]

約数ペア:

[(1, 218939670), (2, 109469835), (3, 72979890), (5, 43787934), (6, 36489945), (9, 24326630), (10, 21893967), (15, 14595978), (18, 12163315), (30, 7297989), (31, 7062570), (45, 4865326), (62, 3531285), (90, 2432663), (93, 2354190), (97, 2257110), (155, 1412514), (186, 1177095), (194, 1128555), (279, 784730), (291, 752370), (310, 706257), (465, 470838), (485, 451422), (558, 392365), (582, 376185), (809, 270630), (873, 250790), (930, 235419), (970, 225711), (1395, 156946), (1455, 150474), (1618, 135315), (1746, 125395), (2427, 90210), (2790, 78473), (2910, 75237), (3007, 72810), (4045, 54126), (4365, 50158), (4854, 45105), (6014, 36405), (7281, 30070), (8090, 27063), (8730, 25079), (9021, 24270), (12135, 18042), (14562, 15035)]