290984232

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1687

約数の個数: 128

約数和(自身を含む): 916531200

約数和(自身を除く): 625546968

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 101, 132, 154, 168, 202, 231, 264, 303, 308, 404, 462, 606, 616, 707, 808, 924, 1111, 1212, 1414, 1559, 1848, 2121, 2222, 2424, 2828, 3118, 3333, 4242, 4444, 4677, 5656, 6236, 6666, 7777, 8484, 8888, 9354, 10913, 12472, 13332, 15554, 16968, 17149, 18708, 21826, 23331, 26664, 31108, 32739, 34298, 37416, 43652, 46662, 51447, 62216, 65478, 68596, 87304, 93324, 102894, 120043, 130956, 137192, 157459, 186648, 205788, 240086, 261912, 314918, 360129, 411576, 472377, 480172, 629836, 720258, 944754, 960344, 1102213, 1259672, 1440516, 1732049, 1889508, 2204426, 2881032, 3306639, 3464098, 3779016, 4408852, 5196147, 6613278, 6928196, 8817704, 10392294, 12124343, 13226556, 13856392, 20784588, 24248686, 26453112, 36373029, 41569176, 48497372, 72746058, 96994744, 145492116, 290984232]

約数ペア:

[(1, 290984232), (2, 145492116), (3, 96994744), (4, 72746058), (6, 48497372), (7, 41569176), (8, 36373029), (11, 26453112), (12, 24248686), (14, 20784588), (21, 13856392), (22, 13226556), (24, 12124343), (28, 10392294), (33, 8817704), (42, 6928196), (44, 6613278), (56, 5196147), (66, 4408852), (77, 3779016), (84, 3464098), (88, 3306639), (101, 2881032), (132, 2204426), (154, 1889508), (168, 1732049), (202, 1440516), (231, 1259672), (264, 1102213), (303, 960344), (308, 944754), (404, 720258), (462, 629836), (606, 480172), (616, 472377), (707, 411576), (808, 360129), (924, 314918), (1111, 261912), (1212, 240086), (1414, 205788), (1559, 186648), (1848, 157459), (2121, 137192), (2222, 130956), (2424, 120043), (2828, 102894), (3118, 93324), (3333, 87304), (4242, 68596), (4444, 65478), (4677, 62216), (5656, 51447), (6236, 46662), (6666, 43652), (7777, 37416), (8484, 34298), (8888, 32739), (9354, 31108), (10913, 26664), (12472, 23331), (13332, 21826), (15554, 18708), (16968, 17149)]