204868980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{379387}}^1$

素因数の和:379405

約数の個数: 48

約数和(自身を含む): 637371840

約数和(自身を除く): 432502860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 379387, 758774, 1138161, 1517548, 1896935, 2276322, 3414483, 3793870, 4552644, 5690805, 6828966, 7587740, 10243449, 11381610, 13657932, 17072415, 20486898, 22763220, 34144830, 40973796, 51217245, 68289660, 102434490, 204868980]

約数ペア:

[(1, 204868980), (2, 102434490), (3, 68289660), (4, 51217245), (5, 40973796), (6, 34144830), (9, 22763220), (10, 20486898), (12, 17072415), (15, 13657932), (18, 11381610), (20, 10243449), (27, 7587740), (30, 6828966), (36, 5690805), (45, 4552644), (54, 3793870), (60, 3414483), (90, 2276322), (108, 1896935), (135, 1517548), (180, 1138161), (270, 758774), (540, 379387)]