320406120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:512

約数の個数: 192

約数和(自身を含む): 1107288000

約数和(自身を除く): 786881880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 139, 152, 171, 180, 190, 228, 278, 285, 337, 342, 360, 380, 417, 456, 556, 570, 674, 684, 695, 760, 834, 855, 1011, 1112, 1140, 1251, 1348, 1368, 1390, 1668, 1685, 1710, 2022, 2085, 2280, 2502, 2641, 2696, 2780, 3033, 3336, 3370, 3420, 4044, 4170, 5004, 5055, 5282, 5560, 6066, 6255, 6403, 6740, 6840, 7923, 8088, 8340, 10008, 10110, 10564, 12132, 12510, 12806, 13205, 13480, 15165, 15846, 16680, 19209, 20220, 21128, 23769, 24264, 25020, 25612, 26410, 30330, 31692, 32015, 38418, 39615, 40440, 46843, 47538, 50040, 51224, 52820, 57627, 60660, 63384, 64030, 76836, 79230, 93686, 95076, 96045, 105640, 115254, 118845, 121320, 128060, 140529, 153672, 158460, 187372, 190152, 192090, 230508, 234215, 237690, 256120, 281058, 288135, 316920, 374744, 384180, 421587, 461016, 468430, 475380, 562116, 576270, 702645, 768360, 843174, 890017, 936860, 950760, 1124232, 1152540, 1405290, 1686348, 1780034, 1873720, 2107935, 2305080, 2670051, 2810580, 3372696, 3560068, 4215870, 4450085, 5340102, 5621160, 7120136, 8010153, 8431740, 8900170, 10680204, 13350255, 16020306, 16863480, 17800340, 21360408, 26700510, 32040612, 35600680, 40050765, 53401020, 64081224, 80101530, 106802040, 160203060, 320406120]

約数ペア:

[(1, 320406120), (2, 160203060), (3, 106802040), (4, 80101530), (5, 64081224), (6, 53401020), (8, 40050765), (9, 35600680), (10, 32040612), (12, 26700510), (15, 21360408), (18, 17800340), (19, 16863480), (20, 16020306), (24, 13350255), (30, 10680204), (36, 8900170), (38, 8431740), (40, 8010153), (45, 7120136), (57, 5621160), (60, 5340102), (72, 4450085), (76, 4215870), (90, 3560068), (95, 3372696), (114, 2810580), (120, 2670051), (139, 2305080), (152, 2107935), (171, 1873720), (180, 1780034), (190, 1686348), (228, 1405290), (278, 1152540), (285, 1124232), (337, 950760), (342, 936860), (360, 890017), (380, 843174), (417, 768360), (456, 702645), (556, 576270), (570, 562116), (674, 475380), (684, 468430), (695, 461016), (760, 421587), (834, 384180), (855, 374744), (1011, 316920), (1112, 288135), (1140, 281058), (1251, 256120), (1348, 237690), (1368, 234215), (1390, 230508), (1668, 192090), (1685, 190152), (1710, 187372), (2022, 158460), (2085, 153672), (2280, 140529), (2502, 128060), (2641, 121320), (2696, 118845), (2780, 115254), (3033, 105640), (3336, 96045), (3370, 95076), (3420, 93686), (4044, 79230), (4170, 76836), (5004, 64030), (5055, 63384), (5282, 60660), (5560, 57627), (6066, 52820), (6255, 51224), (6403, 50040), (6740, 47538), (6840, 46843), (7923, 40440), (8088, 39615), (8340, 38418), (10008, 32015), (10110, 31692), (10564, 30330), (12132, 26410), (12510, 25612), (12806, 25020), (13205, 24264), (13480, 23769), (15165, 21128), (15846, 20220), (16680, 19209)]