1421880656

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 160

約数和(自身を含む): 3483110400

約数和(自身を除く): 2061229744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 43, 56, 76, 82, 86, 112, 133, 152, 164, 172, 266, 287, 301, 304, 328, 344, 379, 532, 574, 602, 656, 688, 758, 779, 817, 1064, 1148, 1204, 1516, 1558, 1634, 1763, 2128, 2296, 2408, 2653, 3032, 3116, 3268, 3526, 4592, 4816, 5306, 5453, 5719, 6064, 6232, 6536, 7052, 7201, 10612, 10906, 11438, 12341, 12464, 13072, 14104, 14402, 15539, 16297, 21224, 21812, 22876, 24682, 28208, 28804, 31078, 32594, 33497, 42448, 43624, 45752, 49364, 50407, 57608, 62156, 65188, 66994, 87248, 91504, 98728, 100814, 108773, 114079, 115216, 124312, 130376, 133988, 197456, 201628, 217546, 228158, 234479, 248624, 260752, 267976, 295241, 309643, 403256, 435092, 456316, 468958, 535952, 590482, 619286, 668177, 806512, 870184, 912632, 937916, 1180964, 1238572, 1336354, 1740368, 1825264, 1875832, 2066687, 2167501, 2361928, 2477144, 2672708, 3751664, 4133374, 4335002, 4677239, 4723856, 4954288, 5345416, 8266748, 8670004, 9354478, 10690832, 12695363, 16533496, 17340008, 18708956, 25390726, 33066992, 34680016, 37417912, 50781452, 74835824, 88867541, 101562904, 177735082, 203125808, 355470164, 710940328, 1421880656]

約数ペア:

[(1, 1421880656), (2, 710940328), (4, 355470164), (7, 203125808), (8, 177735082), (14, 101562904), (16, 88867541), (19, 74835824), (28, 50781452), (38, 37417912), (41, 34680016), (43, 33066992), (56, 25390726), (76, 18708956), (82, 17340008), (86, 16533496), (112, 12695363), (133, 10690832), (152, 9354478), (164, 8670004), (172, 8266748), (266, 5345416), (287, 4954288), (301, 4723856), (304, 4677239), (328, 4335002), (344, 4133374), (379, 3751664), (532, 2672708), (574, 2477144), (602, 2361928), (656, 2167501), (688, 2066687), (758, 1875832), (779, 1825264), (817, 1740368), (1064, 1336354), (1148, 1238572), (1204, 1180964), (1516, 937916), (1558, 912632), (1634, 870184), (1763, 806512), (2128, 668177), (2296, 619286), (2408, 590482), (2653, 535952), (3032, 468958), (3116, 456316), (3268, 435092), (3526, 403256), (4592, 309643), (4816, 295241), (5306, 267976), (5453, 260752), (5719, 248624), (6064, 234479), (6232, 228158), (6536, 217546), (7052, 201628), (7201, 197456), (10612, 133988), (10906, 130376), (11438, 124312), (12341, 115216), (12464, 114079), (13072, 108773), (14104, 100814), (14402, 98728), (15539, 91504), (16297, 87248), (21224, 66994), (21812, 65188), (22876, 62156), (24682, 57608), (28208, 50407), (28804, 49364), (31078, 45752), (32594, 43624), (33497, 42448)]