15099691780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{221989}}^1$

素因数の和:222196

約数の個数: 48

約数和(自身を含む): 33564888000

約数和(自身を除く): 18465196220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 380, 716, 895, 1790, 3401, 3580, 6802, 13604, 17005, 34010, 68020, 221989, 443978, 887956, 1109945, 2219890, 4217791, 4439780, 8435582, 16871164, 21088955, 39736031, 42177910, 79472062, 84355820, 158944124, 198680155, 397360310, 754984589, 794720620, 1509969178, 3019938356, 3774922945, 7549845890, 15099691780]

約数ペア:

[(1, 15099691780), (2, 7549845890), (4, 3774922945), (5, 3019938356), (10, 1509969178), (19, 794720620), (20, 754984589), (38, 397360310), (76, 198680155), (95, 158944124), (179, 84355820), (190, 79472062), (358, 42177910), (380, 39736031), (716, 21088955), (895, 16871164), (1790, 8435582), (3401, 4439780), (3580, 4217791), (6802, 2219890), (13604, 1109945), (17005, 887956), (34010, 443978), (68020, 221989)]