205788409620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21481}}^1\times {\mathrm{159667}}^1$

素因数の和:181160

約数の個数: 48

約数和(自身を含む): 576237979968

約数和(自身を除く): 370449570348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21481, 42962, 64443, 85924, 107405, 128886, 159667, 214810, 257772, 319334, 322215, 429620, 479001, 638668, 644430, 798335, 958002, 1288860, 1596670, 1916004, 2395005, 3193340, 4790010, 9580020, 3429806827, 6859613654, 10289420481, 13719227308, 17149034135, 20578840962, 34298068270, 41157681924, 51447102405, 68596136540, 102894204810, 205788409620]

約数ペア:

[(1, 205788409620), (2, 102894204810), (3, 68596136540), (4, 51447102405), (5, 41157681924), (6, 34298068270), (10, 20578840962), (12, 17149034135), (15, 13719227308), (20, 10289420481), (30, 6859613654), (60, 3429806827), (21481, 9580020), (42962, 4790010), (64443, 3193340), (85924, 2395005), (107405, 1916004), (128886, 1596670), (159667, 1288860), (214810, 958002), (257772, 798335), (319334, 644430), (322215, 638668), (429620, 479001)]