320515488

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{127}}^2$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 983223360

約数和(自身を除く): 662707872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 127, 138, 144, 184, 207, 216, 254, 276, 288, 368, 381, 414, 432, 508, 552, 621, 736, 762, 828, 864, 1016, 1104, 1143, 1242, 1524, 1656, 2032, 2208, 2286, 2484, 2921, 3048, 3312, 3429, 4064, 4572, 4968, 5842, 6096, 6624, 6858, 8763, 9144, 9936, 11684, 12192, 13716, 16129, 17526, 18288, 19872, 23368, 26289, 27432, 32258, 35052, 36576, 46736, 48387, 52578, 54864, 64516, 70104, 78867, 93472, 96774, 105156, 109728, 129032, 140208, 145161, 157734, 193548, 210312, 258064, 280416, 290322, 315468, 370967, 387096, 420624, 435483, 516128, 580644, 630936, 741934, 774192, 841248, 870966, 1112901, 1161288, 1261872, 1483868, 1548384, 1741932, 2225802, 2322576, 2523744, 2967736, 3338703, 3483864, 4451604, 4645152, 5935472, 6677406, 6967728, 8903208, 10016109, 11870944, 13354812, 13935456, 17806416, 20032218, 26709624, 35612832, 40064436, 53419248, 80128872, 106838496, 160257744, 320515488]

約数ペア:

[(1, 320515488), (2, 160257744), (3, 106838496), (4, 80128872), (6, 53419248), (8, 40064436), (9, 35612832), (12, 26709624), (16, 20032218), (18, 17806416), (23, 13935456), (24, 13354812), (27, 11870944), (32, 10016109), (36, 8903208), (46, 6967728), (48, 6677406), (54, 5935472), (69, 4645152), (72, 4451604), (92, 3483864), (96, 3338703), (108, 2967736), (127, 2523744), (138, 2322576), (144, 2225802), (184, 1741932), (207, 1548384), (216, 1483868), (254, 1261872), (276, 1161288), (288, 1112901), (368, 870966), (381, 841248), (414, 774192), (432, 741934), (508, 630936), (552, 580644), (621, 516128), (736, 435483), (762, 420624), (828, 387096), (864, 370967), (1016, 315468), (1104, 290322), (1143, 280416), (1242, 258064), (1524, 210312), (1656, 193548), (2032, 157734), (2208, 145161), (2286, 140208), (2484, 129032), (2921, 109728), (3048, 105156), (3312, 96774), (3429, 93472), (4064, 78867), (4572, 70104), (4968, 64516), (5842, 54864), (6096, 52578), (6624, 48387), (6858, 46736), (8763, 36576), (9144, 35052), (9936, 32258), (11684, 27432), (12192, 26289), (13716, 23368), (16129, 19872), (17526, 18288)]