78002220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1291}}^1$

素因数の和:1375

約数の個数: 96

約数和(自身を含む): 234420480

約数和(自身を除く): 156418260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 53, 57, 60, 76, 95, 106, 114, 159, 190, 212, 228, 265, 285, 318, 380, 530, 570, 636, 795, 1007, 1060, 1140, 1291, 1590, 2014, 2582, 3021, 3180, 3873, 4028, 5035, 5164, 6042, 6455, 7746, 10070, 12084, 12910, 15105, 15492, 19365, 20140, 24529, 25820, 30210, 38730, 49058, 60420, 68423, 73587, 77460, 98116, 122645, 136846, 147174, 205269, 245290, 273692, 294348, 342115, 367935, 410538, 490580, 684230, 735870, 821076, 1026345, 1300037, 1368460, 1471740, 2052690, 2600074, 3900111, 4105380, 5200148, 6500185, 7800222, 13000370, 15600444, 19500555, 26000740, 39001110, 78002220]

約数ペア:

[(1, 78002220), (2, 39001110), (3, 26000740), (4, 19500555), (5, 15600444), (6, 13000370), (10, 7800222), (12, 6500185), (15, 5200148), (19, 4105380), (20, 3900111), (30, 2600074), (38, 2052690), (53, 1471740), (57, 1368460), (60, 1300037), (76, 1026345), (95, 821076), (106, 735870), (114, 684230), (159, 490580), (190, 410538), (212, 367935), (228, 342115), (265, 294348), (285, 273692), (318, 245290), (380, 205269), (530, 147174), (570, 136846), (636, 122645), (795, 98116), (1007, 77460), (1060, 73587), (1140, 68423), (1291, 60420), (1590, 49058), (2014, 38730), (2582, 30210), (3021, 25820), (3180, 24529), (3873, 20140), (4028, 19365), (5035, 15492), (5164, 15105), (6042, 12910), (6455, 12084), (7746, 10070)]