280295608840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2851}}^1\times {\mathrm{189067}}^1$

素因数の和:191942

約数の個数: 64

約数和(自身を含む): 679419639360

約数和(自身を除く): 399124030520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2851, 5702, 11404, 14255, 22808, 28510, 37063, 57020, 74126, 114040, 148252, 185315, 189067, 296504, 370630, 378134, 741260, 756268, 945335, 1482520, 1512536, 1890670, 2457871, 3781340, 4915742, 7562680, 9831484, 12289355, 19662968, 24578710, 49157420, 98314840, 539030017, 1078060034, 2156120068, 2695150085, 4312240136, 5390300170, 7007390221, 10780600340, 14014780442, 21561200680, 28029560884, 35036951105, 56059121768, 70073902210, 140147804420, 280295608840]

約数ペア:

[(1, 280295608840), (2, 140147804420), (4, 70073902210), (5, 56059121768), (8, 35036951105), (10, 28029560884), (13, 21561200680), (20, 14014780442), (26, 10780600340), (40, 7007390221), (52, 5390300170), (65, 4312240136), (104, 2695150085), (130, 2156120068), (260, 1078060034), (520, 539030017), (2851, 98314840), (5702, 49157420), (11404, 24578710), (14255, 19662968), (22808, 12289355), (28510, 9831484), (37063, 7562680), (57020, 4915742), (74126, 3781340), (114040, 2457871), (148252, 1890670), (185315, 1512536), (189067, 1482520), (296504, 945335), (370630, 756268), (378134, 741260)]