213449920

素因数分解:

$2^6\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2357}}^1$

素因数の和:2657

約数の個数: 56

約数和(自身を含む): 510290064

約数和(自身を除く): 296840144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 283, 320, 566, 1132, 1415, 2264, 2357, 2830, 4528, 4714, 5660, 9056, 9428, 11320, 11785, 18112, 18856, 22640, 23570, 37712, 45280, 47140, 75424, 90560, 94280, 150848, 188560, 377120, 667031, 754240, 1334062, 2668124, 3335155, 5336248, 6670310, 10672496, 13340620, 21344992, 26681240, 42689984, 53362480, 106724960, 213449920]

約数ペア:

[(1, 213449920), (2, 106724960), (4, 53362480), (5, 42689984), (8, 26681240), (10, 21344992), (16, 13340620), (20, 10672496), (32, 6670310), (40, 5336248), (64, 3335155), (80, 2668124), (160, 1334062), (283, 754240), (320, 667031), (566, 377120), (1132, 188560), (1415, 150848), (2264, 94280), (2357, 90560), (2830, 75424), (4528, 47140), (4714, 45280), (5660, 37712), (9056, 23570), (9428, 22640), (11320, 18856), (11785, 18112)]