1956213720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:399

約数の個数: 256

約数和(自身を含む): 6689088000

約数和(自身を除く): 4732874280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 83, 90, 108, 120, 135, 139, 157, 166, 180, 216, 249, 270, 278, 314, 332, 360, 415, 417, 471, 498, 540, 556, 628, 664, 695, 747, 785, 830, 834, 942, 996, 1080, 1112, 1245, 1251, 1256, 1390, 1413, 1494, 1570, 1660, 1668, 1884, 1992, 2085, 2241, 2355, 2490, 2502, 2780, 2826, 2988, 3140, 3320, 3336, 3735, 3753, 3768, 4170, 4239, 4482, 4710, 4980, 5004, 5560, 5652, 5976, 6255, 6280, 7065, 7470, 7506, 8340, 8478, 8964, 9420, 9960, 10008, 11205, 11304, 11537, 12510, 13031, 14130, 14940, 15012, 16680, 16956, 17928, 18765, 18840, 21195, 21823, 22410, 23074, 25020, 26062, 28260, 29880, 30024, 33912, 34611, 37530, 39093, 42390, 43646, 44820, 46148, 50040, 52124, 56520, 57685, 65155, 65469, 69222, 75060, 78186, 84780, 87292, 89640, 92296, 103833, 104248, 109115, 115370, 117279, 130310, 130938, 138444, 150120, 156372, 169560, 173055, 174584, 195465, 196407, 207666, 218230, 230740, 234558, 260620, 261876, 276888, 311499, 312744, 327345, 346110, 351837, 390930, 392814, 415332, 436460, 461480, 469116, 519165, 521240, 523752, 586395, 589221, 622998, 654690, 692220, 703674, 781860, 785628, 830664, 872920, 938232, 982035, 1038330, 1172790, 1178442, 1245996, 1309380, 1384440, 1407348, 1557495, 1563720, 1571256, 1759185, 1811309, 1964070, 2076660, 2345580, 2356884, 2491992, 2618760, 2814696, 2946105, 3114990, 3518370, 3622618, 3928140, 4153320, 4691160, 4713768, 5433927, 5892210, 6229980, 7036740, 7245236, 7856280, 9056545, 10867854, 11784420, 12459960, 14073480, 14490472, 16301781, 18113090, 21735708, 23568840, 27169635, 32603562, 36226180, 43471416, 48905343, 54339270, 65207124, 72452360, 81508905, 97810686, 108678540, 130414248, 163017810, 195621372, 217357080, 244526715, 326035620, 391242744, 489053430, 652071240, 978106860, 1956213720]

約数ペア:

[(1, 1956213720), (2, 978106860), (3, 652071240), (4, 489053430), (5, 391242744), (6, 326035620), (8, 244526715), (9, 217357080), (10, 195621372), (12, 163017810), (15, 130414248), (18, 108678540), (20, 97810686), (24, 81508905), (27, 72452360), (30, 65207124), (36, 54339270), (40, 48905343), (45, 43471416), (54, 36226180), (60, 32603562), (72, 27169635), (83, 23568840), (90, 21735708), (108, 18113090), (120, 16301781), (135, 14490472), (139, 14073480), (157, 12459960), (166, 11784420), (180, 10867854), (216, 9056545), (249, 7856280), (270, 7245236), (278, 7036740), (314, 6229980), (332, 5892210), (360, 5433927), (415, 4713768), (417, 4691160), (471, 4153320), (498, 3928140), (540, 3622618), (556, 3518370), (628, 3114990), (664, 2946105), (695, 2814696), (747, 2618760), (785, 2491992), (830, 2356884), (834, 2345580), (942, 2076660), (996, 1964070), (1080, 1811309), (1112, 1759185), (1245, 1571256), (1251, 1563720), (1256, 1557495), (1390, 1407348), (1413, 1384440), (1494, 1309380), (1570, 1245996), (1660, 1178442), (1668, 1172790), (1884, 1038330), (1992, 982035), (2085, 938232), (2241, 872920), (2355, 830664), (2490, 785628), (2502, 781860), (2780, 703674), (2826, 692220), (2988, 654690), (3140, 622998), (3320, 589221), (3336, 586395), (3735, 523752), (3753, 521240), (3768, 519165), (4170, 469116), (4239, 461480), (4482, 436460), (4710, 415332), (4980, 392814), (5004, 390930), (5560, 351837), (5652, 346110), (5976, 327345), (6255, 312744), (6280, 311499), (7065, 276888), (7470, 261876), (7506, 260620), (8340, 234558), (8478, 230740), (8964, 218230), (9420, 207666), (9960, 196407), (10008, 195465), (11205, 174584), (11304, 173055), (11537, 169560), (12510, 156372), (13031, 150120), (14130, 138444), (14940, 130938), (15012, 130310), (16680, 117279), (16956, 115370), (17928, 109115), (18765, 104248), (18840, 103833), (21195, 92296), (21823, 89640), (22410, 87292), (23074, 84780), (25020, 78186), (26062, 75060), (28260, 69222), (29880, 65469), (30024, 65155), (33912, 57685), (34611, 56520), (37530, 52124), (39093, 50040), (42390, 46148), (43646, 44820)]