255464640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{829}}^1$

素因数の和:959

約数の個数: 168

約数和(自身を含む): 887973840

約数和(自身を除く): 632509200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 107, 120, 144, 160, 180, 192, 214, 240, 288, 320, 321, 360, 428, 480, 535, 576, 642, 720, 829, 856, 960, 963, 1070, 1284, 1440, 1605, 1658, 1712, 1926, 2140, 2487, 2568, 2880, 3210, 3316, 3424, 3852, 4145, 4280, 4815, 4974, 5136, 6420, 6632, 6848, 7461, 7704, 8290, 8560, 9630, 9948, 10272, 12435, 12840, 13264, 14922, 15408, 16580, 17120, 19260, 19896, 20544, 24870, 25680, 26528, 29844, 30816, 33160, 34240, 37305, 38520, 39792, 49740, 51360, 53056, 59688, 61632, 66320, 74610, 77040, 79584, 88703, 99480, 102720, 119376, 132640, 149220, 154080, 159168, 177406, 198960, 238752, 265280, 266109, 298440, 308160, 354812, 397920, 443515, 477504, 532218, 596880, 709624, 795840, 798327, 887030, 1064436, 1193760, 1330545, 1419248, 1596654, 1774060, 2128872, 2387520, 2661090, 2838496, 3193308, 3548120, 3991635, 4257744, 5322180, 5676992, 6386616, 7096240, 7983270, 8515488, 10644360, 12773232, 14192480, 15966540, 17030976, 21288720, 25546464, 28384960, 31933080, 42577440, 51092928, 63866160, 85154880, 127732320, 255464640]

約数ペア:

[(1, 255464640), (2, 127732320), (3, 85154880), (4, 63866160), (5, 51092928), (6, 42577440), (8, 31933080), (9, 28384960), (10, 25546464), (12, 21288720), (15, 17030976), (16, 15966540), (18, 14192480), (20, 12773232), (24, 10644360), (30, 8515488), (32, 7983270), (36, 7096240), (40, 6386616), (45, 5676992), (48, 5322180), (60, 4257744), (64, 3991635), (72, 3548120), (80, 3193308), (90, 2838496), (96, 2661090), (107, 2387520), (120, 2128872), (144, 1774060), (160, 1596654), (180, 1419248), (192, 1330545), (214, 1193760), (240, 1064436), (288, 887030), (320, 798327), (321, 795840), (360, 709624), (428, 596880), (480, 532218), (535, 477504), (576, 443515), (642, 397920), (720, 354812), (829, 308160), (856, 298440), (960, 266109), (963, 265280), (1070, 238752), (1284, 198960), (1440, 177406), (1605, 159168), (1658, 154080), (1712, 149220), (1926, 132640), (2140, 119376), (2487, 102720), (2568, 99480), (2880, 88703), (3210, 79584), (3316, 77040), (3424, 74610), (3852, 66320), (4145, 61632), (4280, 59688), (4815, 53056), (4974, 51360), (5136, 49740), (6420, 39792), (6632, 38520), (6848, 37305), (7461, 34240), (7704, 33160), (8290, 30816), (8560, 29844), (9630, 26528), (9948, 25680), (10272, 24870), (12435, 20544), (12840, 19896), (13264, 19260), (14922, 17120), (15408, 16580)]