261412536

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 884597760

約数和(自身を除く): 623185224

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 17, 21, 22, 24, 28, 33, 34, 42, 44, 51, 53, 56, 66, 68, 77, 84, 88, 102, 106, 119, 132, 136, 154, 157, 159, 168, 187, 204, 212, 231, 238, 264, 308, 314, 318, 357, 371, 374, 408, 424, 462, 471, 476, 561, 583, 616, 628, 636, 714, 742, 748, 901, 924, 942, 952, 1099, 1113, 1122, 1166, 1256, 1272, 1309, 1428, 1484, 1496, 1727, 1749, 1802, 1848, 1884, 2198, 2226, 2244, 2332, 2618, 2669, 2703, 2856, 2968, 3297, 3454, 3498, 3604, 3768, 3927, 4081, 4396, 4452, 4488, 4664, 5181, 5236, 5338, 5406, 6307, 6594, 6908, 6996, 7208, 7854, 8007, 8162, 8321, 8792, 8904, 9911, 10362, 10472, 10676, 10812, 12089, 12243, 12614, 13188, 13816, 13992, 15708, 16014, 16324, 16642, 18683, 18921, 19822, 20724, 21352, 21624, 24178, 24486, 24963, 25228, 26376, 29359, 29733, 31416, 32028, 32648, 33284, 36267, 37366, 37842, 39644, 41448, 48356, 48972, 49926, 50456, 56049, 58247, 58718, 59466, 64056, 66568, 69377, 72534, 74732, 75684, 79288, 88077, 91531, 96712, 97944, 99852, 112098, 116494, 117436, 118932, 138754, 141457, 145068, 149464, 151368, 174741, 176154, 183062, 199704, 205513, 208131, 224196, 232988, 234872, 237864, 274593, 277508, 282914, 290136, 349482, 352308, 366124, 411026, 416262, 424371, 448392, 465976, 549186, 555016, 565828, 616539, 640717, 698964, 704616, 732248, 822052, 832524, 848742, 990199, 1098372, 1131656, 1233078, 1281434, 1397928, 1556027, 1644104, 1665048, 1697484, 1922151, 1980398, 2196744, 2466156, 2562868, 2970597, 3112054, 3394968, 3844302, 3960796, 4668081, 4932312, 5125736, 5941194, 6224108, 7688604, 7921592, 9336162, 10892189, 11882388, 12448216, 15377208, 18672324, 21784378, 23764776, 32676567, 37344648, 43568756, 65353134, 87137512, 130706268, 261412536]

約数ペア:

[(1, 261412536), (2, 130706268), (3, 87137512), (4, 65353134), (6, 43568756), (7, 37344648), (8, 32676567), (11, 23764776), (12, 21784378), (14, 18672324), (17, 15377208), (21, 12448216), (22, 11882388), (24, 10892189), (28, 9336162), (33, 7921592), (34, 7688604), (42, 6224108), (44, 5941194), (51, 5125736), (53, 4932312), (56, 4668081), (66, 3960796), (68, 3844302), (77, 3394968), (84, 3112054), (88, 2970597), (102, 2562868), (106, 2466156), (119, 2196744), (132, 1980398), (136, 1922151), (154, 1697484), (157, 1665048), (159, 1644104), (168, 1556027), (187, 1397928), (204, 1281434), (212, 1233078), (231, 1131656), (238, 1098372), (264, 990199), (308, 848742), (314, 832524), (318, 822052), (357, 732248), (371, 704616), (374, 698964), (408, 640717), (424, 616539), (462, 565828), (471, 555016), (476, 549186), (561, 465976), (583, 448392), (616, 424371), (628, 416262), (636, 411026), (714, 366124), (742, 352308), (748, 349482), (901, 290136), (924, 282914), (942, 277508), (952, 274593), (1099, 237864), (1113, 234872), (1122, 232988), (1166, 224196), (1256, 208131), (1272, 205513), (1309, 199704), (1428, 183062), (1484, 176154), (1496, 174741), (1727, 151368), (1749, 149464), (1802, 145068), (1848, 141457), (1884, 138754), (2198, 118932), (2226, 117436), (2244, 116494), (2332, 112098), (2618, 99852), (2669, 97944), (2703, 96712), (2856, 91531), (2968, 88077), (3297, 79288), (3454, 75684), (3498, 74732), (3604, 72534), (3768, 69377), (3927, 66568), (4081, 64056), (4396, 59466), (4452, 58718), (4488, 58247), (4664, 56049), (5181, 50456), (5236, 49926), (5338, 48972), (5406, 48356), (6307, 41448), (6594, 39644), (6908, 37842), (6996, 37366), (7208, 36267), (7854, 33284), (8007, 32648), (8162, 32028), (8321, 31416), (8792, 29733), (8904, 29359), (9911, 26376), (10362, 25228), (10472, 24963), (10676, 24486), (10812, 24178), (12089, 21624), (12243, 21352), (12614, 20724), (13188, 19822), (13816, 18921), (13992, 18683), (15708, 16642), (16014, 16324)]