261521624

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 673192800

約数和(自身を除く): 411671176

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 37, 38, 49, 52, 56, 73, 74, 76, 91, 98, 104, 133, 146, 148, 152, 182, 196, 247, 259, 266, 292, 296, 364, 392, 481, 494, 511, 518, 532, 584, 637, 703, 728, 931, 949, 962, 988, 1022, 1036, 1064, 1274, 1387, 1406, 1729, 1813, 1862, 1898, 1924, 1976, 2044, 2072, 2548, 2701, 2774, 2812, 3367, 3458, 3577, 3626, 3724, 3796, 3848, 4088, 4921, 5096, 5402, 5548, 5624, 6643, 6734, 6916, 7154, 7252, 7448, 7592, 9139, 9709, 9842, 10804, 11096, 12103, 13286, 13468, 13832, 14308, 14504, 18031, 18278, 18907, 19418, 19684, 21608, 23569, 24206, 26572, 26936, 28616, 34447, 35113, 36062, 36556, 37814, 38836, 39368, 46501, 47138, 48412, 51319, 53144, 63973, 67963, 68894, 70226, 72124, 73112, 75628, 77672, 93002, 94276, 96824, 102638, 126217, 127946, 132349, 135926, 137788, 140452, 144248, 151256, 186004, 188552, 205276, 245791, 252434, 255892, 264698, 271852, 275576, 280904, 359233, 372008, 410552, 447811, 491582, 504868, 511784, 529396, 543704, 667147, 718466, 883519, 895622, 983164, 1009736, 1058792, 1334294, 1436932, 1720537, 1767038, 1791244, 1966328, 2514631, 2668588, 2873864, 3441074, 3534076, 3582488, 4670029, 5029262, 5337176, 6882148, 7068152, 9340058, 10058524, 13764296, 18680116, 20117048, 32690203, 37360232, 65380406, 130760812, 261521624]

約数ペア:

[(1, 261521624), (2, 130760812), (4, 65380406), (7, 37360232), (8, 32690203), (13, 20117048), (14, 18680116), (19, 13764296), (26, 10058524), (28, 9340058), (37, 7068152), (38, 6882148), (49, 5337176), (52, 5029262), (56, 4670029), (73, 3582488), (74, 3534076), (76, 3441074), (91, 2873864), (98, 2668588), (104, 2514631), (133, 1966328), (146, 1791244), (148, 1767038), (152, 1720537), (182, 1436932), (196, 1334294), (247, 1058792), (259, 1009736), (266, 983164), (292, 895622), (296, 883519), (364, 718466), (392, 667147), (481, 543704), (494, 529396), (511, 511784), (518, 504868), (532, 491582), (584, 447811), (637, 410552), (703, 372008), (728, 359233), (931, 280904), (949, 275576), (962, 271852), (988, 264698), (1022, 255892), (1036, 252434), (1064, 245791), (1274, 205276), (1387, 188552), (1406, 186004), (1729, 151256), (1813, 144248), (1862, 140452), (1898, 137788), (1924, 135926), (1976, 132349), (2044, 127946), (2072, 126217), (2548, 102638), (2701, 96824), (2774, 94276), (2812, 93002), (3367, 77672), (3458, 75628), (3577, 73112), (3626, 72124), (3724, 70226), (3796, 68894), (3848, 67963), (4088, 63973), (4921, 53144), (5096, 51319), (5402, 48412), (5548, 47138), (5624, 46501), (6643, 39368), (6734, 38836), (6916, 37814), (7154, 36556), (7252, 36062), (7448, 35113), (7592, 34447), (9139, 28616), (9709, 26936), (9842, 26572), (10804, 24206), (11096, 23569), (12103, 21608), (13286, 19684), (13468, 19418), (13832, 18907), (14308, 18278), (14504, 18031)]