289937730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4391}}^1$

素因数の和:4503

約数の個数: 64

約数和(自身を含む): 728580096

約数和(自身を除く): 438642366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 71, 93, 142, 155, 186, 213, 310, 355, 426, 465, 710, 930, 1065, 2130, 2201, 4391, 4402, 6603, 8782, 11005, 13173, 13206, 21955, 22010, 26346, 33015, 43910, 65865, 66030, 131730, 136121, 272242, 311761, 408363, 623522, 680605, 816726, 935283, 1361210, 1558805, 1870566, 2041815, 3117610, 4083630, 4676415, 9352830, 9664591, 19329182, 28993773, 48322955, 57987546, 96645910, 144968865, 289937730]

約数ペア:

[(1, 289937730), (2, 144968865), (3, 96645910), (5, 57987546), (6, 48322955), (10, 28993773), (15, 19329182), (30, 9664591), (31, 9352830), (62, 4676415), (71, 4083630), (93, 3117610), (142, 2041815), (155, 1870566), (186, 1558805), (213, 1361210), (310, 935283), (355, 816726), (426, 680605), (465, 623522), (710, 408363), (930, 311761), (1065, 272242), (2130, 136121), (2201, 131730), (4391, 66030), (4402, 65865), (6603, 43910), (8782, 33015), (11005, 26346), (13173, 22010), (13206, 21955)]