128276928

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:531

約数の個数: 168

約数和(自身を含む): 407546048

約数和(自身を除く): 279269120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 37, 39, 48, 52, 64, 72, 74, 78, 96, 104, 111, 117, 144, 148, 156, 192, 208, 222, 234, 288, 296, 312, 333, 416, 444, 463, 468, 481, 576, 592, 624, 666, 832, 888, 926, 936, 962, 1184, 1248, 1332, 1389, 1443, 1776, 1852, 1872, 1924, 2368, 2496, 2664, 2778, 2886, 3552, 3704, 3744, 3848, 4167, 4329, 5328, 5556, 5772, 6019, 7104, 7408, 7488, 7696, 8334, 8658, 10656, 11112, 11544, 12038, 14816, 15392, 16668, 17131, 17316, 18057, 21312, 22224, 23088, 24076, 29632, 30784, 33336, 34262, 34632, 36114, 44448, 46176, 48152, 51393, 54171, 66672, 68524, 69264, 72228, 88896, 92352, 96304, 102786, 108342, 133344, 137048, 138528, 144456, 154179, 192608, 205572, 216684, 222703, 266688, 274096, 277056, 288912, 308358, 385216, 411144, 433368, 445406, 548192, 577824, 616716, 668109, 822288, 866736, 890812, 1096384, 1155648, 1233432, 1336218, 1644576, 1733472, 1781624, 2004327, 2466864, 2672436, 3289152, 3466944, 3563248, 4008654, 4933728, 5344872, 7126496, 8017308, 9867456, 10689744, 14252992, 16034616, 21379488, 32069232, 42758976, 64138464, 128276928]

約数ペア:

[(1, 128276928), (2, 64138464), (3, 42758976), (4, 32069232), (6, 21379488), (8, 16034616), (9, 14252992), (12, 10689744), (13, 9867456), (16, 8017308), (18, 7126496), (24, 5344872), (26, 4933728), (32, 4008654), (36, 3563248), (37, 3466944), (39, 3289152), (48, 2672436), (52, 2466864), (64, 2004327), (72, 1781624), (74, 1733472), (78, 1644576), (96, 1336218), (104, 1233432), (111, 1155648), (117, 1096384), (144, 890812), (148, 866736), (156, 822288), (192, 668109), (208, 616716), (222, 577824), (234, 548192), (288, 445406), (296, 433368), (312, 411144), (333, 385216), (416, 308358), (444, 288912), (463, 277056), (468, 274096), (481, 266688), (576, 222703), (592, 216684), (624, 205572), (666, 192608), (832, 154179), (888, 144456), (926, 138528), (936, 137048), (962, 133344), (1184, 108342), (1248, 102786), (1332, 96304), (1389, 92352), (1443, 88896), (1776, 72228), (1852, 69264), (1872, 68524), (1924, 66672), (2368, 54171), (2496, 51393), (2664, 48152), (2778, 46176), (2886, 44448), (3552, 36114), (3704, 34632), (3744, 34262), (3848, 33336), (4167, 30784), (4329, 29632), (5328, 24076), (5556, 23088), (5772, 22224), (6019, 21312), (7104, 18057), (7408, 17316), (7488, 17131), (7696, 16668), (8334, 15392), (8658, 14816), (10656, 12038), (11112, 11544)]