149395240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{4441}}^1$

素因数の和:4510

約数の個数: 48

約数和(自身を含む): 348208380

約数和(自身を除く): 198813140

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 841, 1160, 1682, 3364, 4205, 4441, 6728, 8410, 8882, 16820, 17764, 22205, 33640, 35528, 44410, 88820, 128789, 177640, 257578, 515156, 643945, 1030312, 1287890, 2575780, 3734881, 5151560, 7469762, 14939524, 18674405, 29879048, 37348810, 74697620, 149395240]

約数ペア:

[(1, 149395240), (2, 74697620), (4, 37348810), (5, 29879048), (8, 18674405), (10, 14939524), (20, 7469762), (29, 5151560), (40, 3734881), (58, 2575780), (116, 1287890), (145, 1030312), (232, 643945), (290, 515156), (580, 257578), (841, 177640), (1160, 128789), (1682, 88820), (3364, 44410), (4205, 35528), (4441, 33640), (6728, 22205), (8410, 17764), (8882, 16820)]