644287392

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:680

約数の個数: 192

約数和(自身を含む): 2160829440

約数和(自身を除く): 1516542048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 144, 168, 189, 216, 224, 252, 288, 307, 336, 347, 378, 432, 504, 614, 672, 694, 756, 864, 921, 1008, 1041, 1228, 1388, 1512, 1842, 2016, 2082, 2149, 2429, 2456, 2763, 2776, 3024, 3123, 3684, 4164, 4298, 4858, 4912, 5526, 5552, 6048, 6246, 6447, 7287, 7368, 8289, 8328, 8596, 9369, 9716, 9824, 11052, 11104, 12492, 12894, 14574, 14736, 16578, 16656, 17192, 18738, 19341, 19432, 21861, 22104, 24984, 25788, 29148, 29472, 33156, 33312, 34384, 37476, 38682, 38864, 43722, 44208, 49968, 51576, 58023, 58296, 65583, 66312, 68768, 74952, 77364, 77728, 87444, 88416, 99936, 103152, 106529, 116046, 116592, 131166, 132624, 149904, 154728, 174888, 206304, 213058, 232092, 233184, 262332, 265248, 299808, 309456, 319587, 349776, 426116, 464184, 524664, 618912, 639174, 699552, 745703, 852232, 928368, 958761, 1049328, 1278348, 1491406, 1704464, 1856736, 1917522, 2098656, 2237109, 2556696, 2876283, 2982812, 3408928, 3835044, 4474218, 5113392, 5752566, 5965624, 6711327, 7670088, 8948436, 10226784, 11505132, 11931248, 13422654, 15340176, 17896872, 20133981, 23010264, 23862496, 26845308, 30680352, 35793744, 40267962, 46020528, 53690616, 71587488, 80535924, 92041056, 107381232, 161071848, 214762464, 322143696, 644287392]

約数ペア:

[(1, 644287392), (2, 322143696), (3, 214762464), (4, 161071848), (6, 107381232), (7, 92041056), (8, 80535924), (9, 71587488), (12, 53690616), (14, 46020528), (16, 40267962), (18, 35793744), (21, 30680352), (24, 26845308), (27, 23862496), (28, 23010264), (32, 20133981), (36, 17896872), (42, 15340176), (48, 13422654), (54, 11931248), (56, 11505132), (63, 10226784), (72, 8948436), (84, 7670088), (96, 6711327), (108, 5965624), (112, 5752566), (126, 5113392), (144, 4474218), (168, 3835044), (189, 3408928), (216, 2982812), (224, 2876283), (252, 2556696), (288, 2237109), (307, 2098656), (336, 1917522), (347, 1856736), (378, 1704464), (432, 1491406), (504, 1278348), (614, 1049328), (672, 958761), (694, 928368), (756, 852232), (864, 745703), (921, 699552), (1008, 639174), (1041, 618912), (1228, 524664), (1388, 464184), (1512, 426116), (1842, 349776), (2016, 319587), (2082, 309456), (2149, 299808), (2429, 265248), (2456, 262332), (2763, 233184), (2776, 232092), (3024, 213058), (3123, 206304), (3684, 174888), (4164, 154728), (4298, 149904), (4858, 132624), (4912, 131166), (5526, 116592), (5552, 116046), (6048, 106529), (6246, 103152), (6447, 99936), (7287, 88416), (7368, 87444), (8289, 77728), (8328, 77364), (8596, 74952), (9369, 68768), (9716, 66312), (9824, 65583), (11052, 58296), (11104, 58023), (12492, 51576), (12894, 49968), (14574, 44208), (14736, 43722), (16578, 38864), (16656, 38682), (17192, 37476), (18738, 34384), (19341, 33312), (19432, 33156), (21861, 29472), (22104, 29148), (24984, 25788)]