155868440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42821}}^1$

素因数の和:42852

約数の個数: 64

約数和(自身を含む): 431645760

約数和(自身を除く): 275777320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 42821, 85642, 171284, 214105, 299747, 342568, 428210, 556673, 599494, 856420, 1113346, 1198988, 1498735, 1712840, 2226692, 2397976, 2783365, 2997470, 3896711, 4453384, 5566730, 5994940, 7793422, 11133460, 11989880, 15586844, 19483555, 22266920, 31173688, 38967110, 77934220, 155868440]

約数ペア:

[(1, 155868440), (2, 77934220), (4, 38967110), (5, 31173688), (7, 22266920), (8, 19483555), (10, 15586844), (13, 11989880), (14, 11133460), (20, 7793422), (26, 5994940), (28, 5566730), (35, 4453384), (40, 3896711), (52, 2997470), (56, 2783365), (65, 2397976), (70, 2226692), (91, 1712840), (104, 1498735), (130, 1198988), (140, 1113346), (182, 856420), (260, 599494), (280, 556673), (364, 428210), (455, 342568), (520, 299747), (728, 214105), (910, 171284), (1820, 85642), (3640, 42821)]