218466420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{6883}}^1$

素因数の和:6941

約数の個数: 72

約数和(自身を含む): 639551136

約数和(自身を除く): 421084716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 529, 690, 1058, 1380, 1587, 2116, 2645, 3174, 5290, 6348, 6883, 7935, 10580, 13766, 15870, 20649, 27532, 31740, 34415, 41298, 68830, 82596, 103245, 137660, 158309, 206490, 316618, 412980, 474927, 633236, 791545, 949854, 1583090, 1899708, 2374635, 3166180, 3641107, 4749270, 7282214, 9498540, 10923321, 14564428, 18205535, 21846642, 36411070, 43693284, 54616605, 72822140, 109233210, 218466420]

約数ペア:

[(1, 218466420), (2, 109233210), (3, 72822140), (4, 54616605), (5, 43693284), (6, 36411070), (10, 21846642), (12, 18205535), (15, 14564428), (20, 10923321), (23, 9498540), (30, 7282214), (46, 4749270), (60, 3641107), (69, 3166180), (92, 2374635), (115, 1899708), (138, 1583090), (230, 949854), (276, 791545), (345, 633236), (460, 474927), (529, 412980), (690, 316618), (1058, 206490), (1380, 158309), (1587, 137660), (2116, 103245), (2645, 82596), (3174, 68830), (5290, 41298), (6348, 34415), (6883, 31740), (7935, 27532), (10580, 20649), (13766, 15870)]