1791972840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{112279}}^1$

素因数の和:112319

約数の個数: 128

約数和(自身を含む): 6467328000

約数和(自身を除く): 4675355160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 112279, 224558, 336837, 449116, 561395, 673674, 785953, 898232, 1122790, 1347348, 1571906, 1684185, 2133301, 2245580, 2357859, 2694696, 3143812, 3368370, 3929765, 4266602, 4491160, 4715718, 6287624, 6399903, 6736740, 7859530, 8533204, 9431436, 10666505, 11789295, 12799806, 13473480, 14933107, 15719060, 17066408, 18862872, 21333010, 23578590, 25599612, 29866214, 31438120, 31999515, 42666020, 44799321, 47157180, 51199224, 59732428, 63999030, 74665535, 85332040, 89598642, 94314360, 119464856, 127998060, 149331070, 179197284, 223996605, 255996120, 298662140, 358394568, 447993210, 597324280, 895986420, 1791972840]

約数ペア:

[(1, 1791972840), (2, 895986420), (3, 597324280), (4, 447993210), (5, 358394568), (6, 298662140), (7, 255996120), (8, 223996605), (10, 179197284), (12, 149331070), (14, 127998060), (15, 119464856), (19, 94314360), (20, 89598642), (21, 85332040), (24, 74665535), (28, 63999030), (30, 59732428), (35, 51199224), (38, 47157180), (40, 44799321), (42, 42666020), (56, 31999515), (57, 31438120), (60, 29866214), (70, 25599612), (76, 23578590), (84, 21333010), (95, 18862872), (105, 17066408), (114, 15719060), (120, 14933107), (133, 13473480), (140, 12799806), (152, 11789295), (168, 10666505), (190, 9431436), (210, 8533204), (228, 7859530), (266, 6736740), (280, 6399903), (285, 6287624), (380, 4715718), (399, 4491160), (420, 4266602), (456, 3929765), (532, 3368370), (570, 3143812), (665, 2694696), (760, 2357859), (798, 2245580), (840, 2133301), (1064, 1684185), (1140, 1571906), (1330, 1347348), (1596, 1122790), (1995, 898232), (2280, 785953), (2660, 673674), (3192, 561395), (3990, 449116), (5320, 336837), (7980, 224558), (15960, 112279)]