290721888

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53129}}^1$

素因数の和:53164

約数の個数: 72

約数和(自身を含む): 870269400

約数和(自身を除く): 579547512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 53129, 106258, 159387, 212516, 318774, 425032, 478161, 637548, 850064, 956322, 1009451, 1275096, 1700128, 1912644, 2018902, 2550192, 3028353, 3825288, 4037804, 5100384, 6056706, 7650576, 8075608, 9085059, 12113412, 15301152, 16151216, 18170118, 24226824, 32302432, 36340236, 48453648, 72680472, 96907296, 145360944, 290721888]

約数ペア:

[(1, 290721888), (2, 145360944), (3, 96907296), (4, 72680472), (6, 48453648), (8, 36340236), (9, 32302432), (12, 24226824), (16, 18170118), (18, 16151216), (19, 15301152), (24, 12113412), (32, 9085059), (36, 8075608), (38, 7650576), (48, 6056706), (57, 5100384), (72, 4037804), (76, 3825288), (96, 3028353), (114, 2550192), (144, 2018902), (152, 1912644), (171, 1700128), (228, 1275096), (288, 1009451), (304, 956322), (342, 850064), (456, 637548), (608, 478161), (684, 425032), (912, 318774), (1368, 212516), (1824, 159387), (2736, 106258), (5472, 53129)]