257041512

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1453}}^1$

素因数の和:1494

約数の個数: 192

約数和(自身を含む): 889150080

約数和(自身を除く): 632108568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 117, 126, 156, 162, 168, 182, 189, 216, 234, 243, 252, 273, 312, 324, 351, 364, 378, 468, 486, 504, 546, 567, 648, 702, 728, 756, 819, 936, 972, 1053, 1092, 1134, 1404, 1453, 1512, 1638, 1701, 1944, 2106, 2184, 2268, 2457, 2808, 2906, 3159, 3276, 3402, 4212, 4359, 4536, 4914, 5812, 6318, 6552, 6804, 7371, 8424, 8718, 9828, 10171, 11624, 12636, 13077, 13608, 14742, 17436, 18889, 19656, 20342, 22113, 25272, 26154, 29484, 30513, 34872, 37778, 39231, 40684, 44226, 52308, 56667, 58968, 61026, 75556, 78462, 81368, 88452, 91539, 104616, 113334, 117693, 122052, 132223, 151112, 156924, 170001, 176904, 183078, 226668, 235386, 244104, 264446, 274617, 313848, 340002, 353079, 366156, 396669, 453336, 470772, 510003, 528892, 549234, 680004, 706158, 732312, 793338, 823851, 941544, 1020006, 1057784, 1098468, 1190007, 1360008, 1412316, 1530009, 1586676, 1647702, 2040012, 2196936, 2380014, 2471553, 2824632, 3060018, 3173352, 3295404, 3570021, 4080024, 4590027, 4760028, 4943106, 6120036, 6590808, 7140042, 9180054, 9520056, 9886212, 10710063, 12240072, 14280084, 18360108, 19772424, 21420126, 28560168, 32130189, 36720216, 42840252, 64260378, 85680504, 128520756, 257041512]

約数ペア:

[(1, 257041512), (2, 128520756), (3, 85680504), (4, 64260378), (6, 42840252), (7, 36720216), (8, 32130189), (9, 28560168), (12, 21420126), (13, 19772424), (14, 18360108), (18, 14280084), (21, 12240072), (24, 10710063), (26, 9886212), (27, 9520056), (28, 9180054), (36, 7140042), (39, 6590808), (42, 6120036), (52, 4943106), (54, 4760028), (56, 4590027), (63, 4080024), (72, 3570021), (78, 3295404), (81, 3173352), (84, 3060018), (91, 2824632), (104, 2471553), (108, 2380014), (117, 2196936), (126, 2040012), (156, 1647702), (162, 1586676), (168, 1530009), (182, 1412316), (189, 1360008), (216, 1190007), (234, 1098468), (243, 1057784), (252, 1020006), (273, 941544), (312, 823851), (324, 793338), (351, 732312), (364, 706158), (378, 680004), (468, 549234), (486, 528892), (504, 510003), (546, 470772), (567, 453336), (648, 396669), (702, 366156), (728, 353079), (756, 340002), (819, 313848), (936, 274617), (972, 264446), (1053, 244104), (1092, 235386), (1134, 226668), (1404, 183078), (1453, 176904), (1512, 170001), (1638, 156924), (1701, 151112), (1944, 132223), (2106, 122052), (2184, 117693), (2268, 113334), (2457, 104616), (2808, 91539), (2906, 88452), (3159, 81368), (3276, 78462), (3402, 75556), (4212, 61026), (4359, 58968), (4536, 56667), (4914, 52308), (5812, 44226), (6318, 40684), (6552, 39231), (6804, 37778), (7371, 34872), (8424, 30513), (8718, 29484), (9828, 26154), (10171, 25272), (11624, 22113), (12636, 20342), (13077, 19656), (13608, 18889), (14742, 17436)]