129103480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15443}}^1$

素因数の和:15484

約数の個数: 64

約数和(自身を含む): 333590400

約数和(自身を除く): 204486920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 15443, 30886, 61772, 77215, 123544, 154430, 169873, 293417, 308860, 339746, 586834, 617720, 679492, 849365, 1173668, 1358984, 1467085, 1698730, 2347336, 2934170, 3227587, 3397460, 5868340, 6455174, 6794920, 11736680, 12910348, 16137935, 25820696, 32275870, 64551740, 129103480]

約数ペア:

[(1, 129103480), (2, 64551740), (4, 32275870), (5, 25820696), (8, 16137935), (10, 12910348), (11, 11736680), (19, 6794920), (20, 6455174), (22, 5868340), (38, 3397460), (40, 3227587), (44, 2934170), (55, 2347336), (76, 1698730), (88, 1467085), (95, 1358984), (110, 1173668), (152, 849365), (190, 679492), (209, 617720), (220, 586834), (380, 339746), (418, 308860), (440, 293417), (760, 169873), (836, 154430), (1045, 123544), (1672, 77215), (2090, 61772), (4180, 30886), (8360, 15443)]