254361840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19997}}^1$

素因数の和:20066

約数の個数: 80

約数和(自身を含む): 803439648

約数和(自身を除く): 549077808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 19997, 39994, 59991, 79988, 99985, 119982, 159976, 199970, 239964, 299955, 319952, 399940, 479928, 599910, 799880, 959856, 1059841, 1199820, 1599760, 2119682, 2399640, 3179523, 4239364, 4799280, 5299205, 6359046, 8478728, 10598410, 12718092, 15897615, 16957456, 21196820, 25436184, 31795230, 42393640, 50872368, 63590460, 84787280, 127180920, 254361840]

約数ペア:

[(1, 254361840), (2, 127180920), (3, 84787280), (4, 63590460), (5, 50872368), (6, 42393640), (8, 31795230), (10, 25436184), (12, 21196820), (15, 16957456), (16, 15897615), (20, 12718092), (24, 10598410), (30, 8478728), (40, 6359046), (48, 5299205), (53, 4799280), (60, 4239364), (80, 3179523), (106, 2399640), (120, 2119682), (159, 1599760), (212, 1199820), (240, 1059841), (265, 959856), (318, 799880), (424, 599910), (530, 479928), (636, 399940), (795, 319952), (848, 299955), (1060, 239964), (1272, 199970), (1590, 159976), (2120, 119982), (2544, 99985), (3180, 79988), (4240, 59991), (6360, 39994), (12720, 19997)]