257702928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1091}}^1$

素因数の和:1165

約数の個数: 160

約数和(自身を含む): 823280640

約数和(自身を除く): 565577712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 37, 38, 42, 48, 56, 57, 74, 76, 84, 111, 112, 114, 133, 148, 152, 168, 222, 228, 259, 266, 296, 304, 336, 399, 444, 456, 518, 532, 592, 703, 777, 798, 888, 912, 1036, 1064, 1091, 1406, 1554, 1596, 1776, 2072, 2109, 2128, 2182, 2812, 3108, 3192, 3273, 4144, 4218, 4364, 4921, 5624, 6216, 6384, 6546, 7637, 8436, 8728, 9842, 11248, 12432, 13092, 14763, 15274, 16872, 17456, 19684, 20729, 22911, 26184, 29526, 30548, 33744, 39368, 40367, 41458, 45822, 52368, 59052, 61096, 62187, 78736, 80734, 82916, 91644, 118104, 121101, 122192, 124374, 145103, 161468, 165832, 183288, 236208, 242202, 248748, 282569, 290206, 322936, 331664, 366576, 435309, 484404, 497496, 565138, 580412, 645872, 766973, 847707, 870618, 968808, 994992, 1130276, 1160824, 1533946, 1695414, 1741236, 1937616, 2260552, 2300919, 2321648, 3067892, 3390828, 3482472, 4521104, 4601838, 5368811, 6135784, 6781656, 6964944, 9203676, 10737622, 12271568, 13563312, 16106433, 18407352, 21475244, 32212866, 36814704, 42950488, 64425732, 85900976, 128851464, 257702928]

約数ペア:

[(1, 257702928), (2, 128851464), (3, 85900976), (4, 64425732), (6, 42950488), (7, 36814704), (8, 32212866), (12, 21475244), (14, 18407352), (16, 16106433), (19, 13563312), (21, 12271568), (24, 10737622), (28, 9203676), (37, 6964944), (38, 6781656), (42, 6135784), (48, 5368811), (56, 4601838), (57, 4521104), (74, 3482472), (76, 3390828), (84, 3067892), (111, 2321648), (112, 2300919), (114, 2260552), (133, 1937616), (148, 1741236), (152, 1695414), (168, 1533946), (222, 1160824), (228, 1130276), (259, 994992), (266, 968808), (296, 870618), (304, 847707), (336, 766973), (399, 645872), (444, 580412), (456, 565138), (518, 497496), (532, 484404), (592, 435309), (703, 366576), (777, 331664), (798, 322936), (888, 290206), (912, 282569), (1036, 248748), (1064, 242202), (1091, 236208), (1406, 183288), (1554, 165832), (1596, 161468), (1776, 145103), (2072, 124374), (2109, 122192), (2128, 121101), (2182, 118104), (2812, 91644), (3108, 82916), (3192, 80734), (3273, 78736), (4144, 62187), (4218, 61096), (4364, 59052), (4921, 52368), (5624, 45822), (6216, 41458), (6384, 40367), (6546, 39368), (7637, 33744), (8436, 30548), (8728, 29526), (9842, 26184), (11248, 22911), (12432, 20729), (13092, 19684), (14763, 17456), (15274, 16872)]