245495280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14407}}^1$

素因数の和:14494

約数の個数: 80

約数和(自身を含む): 771807744

約数和(自身を除く): 526312464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 14407, 17040, 28814, 43221, 57628, 72035, 86442, 115256, 144070, 172884, 216105, 230512, 288140, 345768, 432210, 576280, 691536, 864420, 1022897, 1152560, 1728840, 2045794, 3068691, 3457680, 4091588, 5114485, 6137382, 8183176, 10228970, 12274764, 15343455, 16366352, 20457940, 24549528, 30686910, 40915880, 49099056, 61373820, 81831760, 122747640, 245495280]

約数ペア:

[(1, 245495280), (2, 122747640), (3, 81831760), (4, 61373820), (5, 49099056), (6, 40915880), (8, 30686910), (10, 24549528), (12, 20457940), (15, 16366352), (16, 15343455), (20, 12274764), (24, 10228970), (30, 8183176), (40, 6137382), (48, 5114485), (60, 4091588), (71, 3457680), (80, 3068691), (120, 2045794), (142, 1728840), (213, 1152560), (240, 1022897), (284, 864420), (355, 691536), (426, 576280), (568, 432210), (710, 345768), (852, 288140), (1065, 230512), (1136, 216105), (1420, 172884), (1704, 144070), (2130, 115256), (2840, 86442), (3408, 72035), (4260, 57628), (5680, 43221), (8520, 28814), (14407, 17040)]