261552564

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2957}}^1$

素因数の和:2996

約数の個数: 144

約数和(自身を含む): 844142208

約数和(自身を除く): 582589644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 243, 252, 273, 324, 351, 364, 378, 468, 486, 546, 567, 702, 756, 819, 972, 1053, 1092, 1134, 1404, 1638, 1701, 2106, 2268, 2457, 2957, 3159, 3276, 3402, 4212, 4914, 5914, 6318, 6804, 7371, 8871, 9828, 11828, 12636, 14742, 17742, 20699, 22113, 26613, 29484, 35484, 38441, 41398, 44226, 53226, 62097, 76882, 79839, 82796, 88452, 106452, 115323, 124194, 153764, 159678, 186291, 230646, 239517, 248388, 269087, 319356, 345969, 372582, 461292, 479034, 538174, 558873, 691938, 718551, 745164, 807261, 958068, 1037907, 1076348, 1117746, 1383876, 1437102, 1614522, 1676619, 2075814, 2235492, 2421783, 2874204, 3113721, 3229044, 3353238, 4151628, 4843566, 5029857, 6227442, 6706476, 7265349, 9341163, 9687132, 10059714, 12454884, 14530698, 18682326, 20119428, 21796047, 29061396, 37364652, 43592094, 65388141, 87184188, 130776282, 261552564]

約数ペア:

[(1, 261552564), (2, 130776282), (3, 87184188), (4, 65388141), (6, 43592094), (7, 37364652), (9, 29061396), (12, 21796047), (13, 20119428), (14, 18682326), (18, 14530698), (21, 12454884), (26, 10059714), (27, 9687132), (28, 9341163), (36, 7265349), (39, 6706476), (42, 6227442), (52, 5029857), (54, 4843566), (63, 4151628), (78, 3353238), (81, 3229044), (84, 3113721), (91, 2874204), (108, 2421783), (117, 2235492), (126, 2075814), (156, 1676619), (162, 1614522), (182, 1437102), (189, 1383876), (234, 1117746), (243, 1076348), (252, 1037907), (273, 958068), (324, 807261), (351, 745164), (364, 718551), (378, 691938), (468, 558873), (486, 538174), (546, 479034), (567, 461292), (702, 372582), (756, 345969), (819, 319356), (972, 269087), (1053, 248388), (1092, 239517), (1134, 230646), (1404, 186291), (1638, 159678), (1701, 153764), (2106, 124194), (2268, 115323), (2457, 106452), (2957, 88452), (3159, 82796), (3276, 79839), (3402, 76882), (4212, 62097), (4914, 53226), (5914, 44226), (6318, 41398), (6804, 38441), (7371, 35484), (8871, 29484), (9828, 26613), (11828, 22113), (12636, 20699), (14742, 17742)]