388388280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^2\times {\mathrm{103}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 1364912640

約数和(自身を除く): 976524360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 67, 70, 84, 103, 105, 120, 134, 140, 168, 201, 206, 210, 268, 280, 309, 335, 402, 412, 420, 469, 515, 536, 618, 670, 721, 804, 824, 840, 938, 1005, 1030, 1236, 1340, 1407, 1442, 1545, 1608, 1876, 2010, 2060, 2163, 2345, 2472, 2680, 2814, 2884, 3090, 3605, 3752, 4020, 4120, 4326, 4489, 4690, 5628, 5768, 6180, 6901, 7035, 7210, 8040, 8652, 8978, 9380, 10815, 11256, 12360, 13467, 13802, 14070, 14420, 17304, 17956, 18760, 20703, 21630, 22445, 26934, 27604, 28140, 28840, 31423, 34505, 35912, 41406, 43260, 44890, 48307, 53868, 55208, 56280, 62846, 67335, 69010, 82812, 86520, 89780, 94269, 96614, 103515, 107736, 125692, 134670, 138020, 144921, 157115, 165624, 179560, 188538, 193228, 207030, 241535, 251384, 269340, 276040, 289842, 314230, 377076, 386456, 414060, 462367, 471345, 483070, 538680, 579684, 628460, 724605, 754152, 828120, 924734, 942690, 966140, 1159368, 1256920, 1387101, 1449210, 1849468, 1885380, 1932280, 2311835, 2774202, 2898420, 3236569, 3698936, 3770760, 4623670, 5548404, 5796840, 6473138, 6935505, 9247340, 9709707, 11096808, 12946276, 13871010, 16182845, 18494680, 19419414, 25892552, 27742020, 32365690, 38838828, 48548535, 55484040, 64731380, 77677656, 97097070, 129462760, 194194140, 388388280]

約数ペア:

[(1, 388388280), (2, 194194140), (3, 129462760), (4, 97097070), (5, 77677656), (6, 64731380), (7, 55484040), (8, 48548535), (10, 38838828), (12, 32365690), (14, 27742020), (15, 25892552), (20, 19419414), (21, 18494680), (24, 16182845), (28, 13871010), (30, 12946276), (35, 11096808), (40, 9709707), (42, 9247340), (56, 6935505), (60, 6473138), (67, 5796840), (70, 5548404), (84, 4623670), (103, 3770760), (105, 3698936), (120, 3236569), (134, 2898420), (140, 2774202), (168, 2311835), (201, 1932280), (206, 1885380), (210, 1849468), (268, 1449210), (280, 1387101), (309, 1256920), (335, 1159368), (402, 966140), (412, 942690), (420, 924734), (469, 828120), (515, 754152), (536, 724605), (618, 628460), (670, 579684), (721, 538680), (804, 483070), (824, 471345), (840, 462367), (938, 414060), (1005, 386456), (1030, 377076), (1236, 314230), (1340, 289842), (1407, 276040), (1442, 269340), (1545, 251384), (1608, 241535), (1876, 207030), (2010, 193228), (2060, 188538), (2163, 179560), (2345, 165624), (2472, 157115), (2680, 144921), (2814, 138020), (2884, 134670), (3090, 125692), (3605, 107736), (3752, 103515), (4020, 96614), (4120, 94269), (4326, 89780), (4489, 86520), (4690, 82812), (5628, 69010), (5768, 67335), (6180, 62846), (6901, 56280), (7035, 55208), (7210, 53868), (8040, 48307), (8652, 44890), (8978, 43260), (9380, 41406), (10815, 35912), (11256, 34505), (12360, 31423), (13467, 28840), (13802, 28140), (14070, 27604), (14420, 26934), (17304, 22445), (17956, 21630), (18760, 20703)]