257614464

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 799027200

約数和(自身を除く): 541412736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 31, 32, 34, 38, 48, 51, 57, 62, 64, 67, 68, 76, 93, 96, 102, 114, 124, 128, 134, 136, 152, 186, 192, 201, 204, 228, 248, 268, 272, 304, 323, 372, 384, 402, 408, 456, 496, 527, 536, 544, 589, 608, 646, 744, 804, 816, 912, 969, 992, 1054, 1072, 1088, 1139, 1178, 1216, 1273, 1292, 1488, 1581, 1608, 1632, 1767, 1824, 1938, 1984, 2077, 2108, 2144, 2176, 2278, 2356, 2432, 2546, 2584, 2976, 3162, 3216, 3264, 3417, 3534, 3648, 3819, 3876, 3968, 4154, 4216, 4288, 4556, 4712, 5092, 5168, 5952, 6231, 6324, 6432, 6528, 6834, 7068, 7296, 7638, 7752, 8308, 8432, 8576, 9112, 9424, 10013, 10184, 10336, 11904, 12462, 12648, 12864, 13668, 14136, 15276, 15504, 16616, 16864, 18224, 18848, 20026, 20368, 20672, 21641, 24924, 25296, 25728, 27336, 28272, 30039, 30552, 31008, 33232, 33728, 35309, 36448, 37696, 39463, 40052, 40736, 41344, 43282, 49848, 50592, 54672, 56544, 60078, 61104, 62016, 64923, 66464, 67456, 70618, 72896, 75392, 78926, 80104, 81472, 86564, 99696, 101184, 105927, 109344, 113088, 118389, 120156, 122208, 124032, 129846, 132928, 141236, 145792, 157852, 160208, 162944, 173128, 199392, 202368, 211854, 218688, 226176, 236778, 240312, 244416, 259692, 265856, 282472, 315704, 320416, 346256, 398784, 423708, 437376, 473556, 480624, 488832, 519384, 564944, 631408, 640832, 670871, 692512, 797568, 847416, 947112, 961248, 1038768, 1129888, 1262816, 1281664, 1341742, 1385024, 1694832, 1894224, 1922496, 2012613, 2077536, 2259776, 2525632, 2683484, 2770048, 3389664, 3788448, 3844992, 4025226, 4155072, 4519552, 5051264, 5366968, 6779328, 7576896, 8050452, 8310144, 10733936, 13558656, 15153792, 16100904, 21467872, 32201808, 42935744, 64403616, 85871488, 128807232, 257614464]

約数ペア:

[(1, 257614464), (2, 128807232), (3, 85871488), (4, 64403616), (6, 42935744), (8, 32201808), (12, 21467872), (16, 16100904), (17, 15153792), (19, 13558656), (24, 10733936), (31, 8310144), (32, 8050452), (34, 7576896), (38, 6779328), (48, 5366968), (51, 5051264), (57, 4519552), (62, 4155072), (64, 4025226), (67, 3844992), (68, 3788448), (76, 3389664), (93, 2770048), (96, 2683484), (102, 2525632), (114, 2259776), (124, 2077536), (128, 2012613), (134, 1922496), (136, 1894224), (152, 1694832), (186, 1385024), (192, 1341742), (201, 1281664), (204, 1262816), (228, 1129888), (248, 1038768), (268, 961248), (272, 947112), (304, 847416), (323, 797568), (372, 692512), (384, 670871), (402, 640832), (408, 631408), (456, 564944), (496, 519384), (527, 488832), (536, 480624), (544, 473556), (589, 437376), (608, 423708), (646, 398784), (744, 346256), (804, 320416), (816, 315704), (912, 282472), (969, 265856), (992, 259692), (1054, 244416), (1072, 240312), (1088, 236778), (1139, 226176), (1178, 218688), (1216, 211854), (1273, 202368), (1292, 199392), (1488, 173128), (1581, 162944), (1608, 160208), (1632, 157852), (1767, 145792), (1824, 141236), (1938, 132928), (1984, 129846), (2077, 124032), (2108, 122208), (2144, 120156), (2176, 118389), (2278, 113088), (2356, 109344), (2432, 105927), (2546, 101184), (2584, 99696), (2976, 86564), (3162, 81472), (3216, 80104), (3264, 78926), (3417, 75392), (3534, 72896), (3648, 70618), (3819, 67456), (3876, 66464), (3968, 64923), (4154, 62016), (4216, 61104), (4288, 60078), (4556, 56544), (4712, 54672), (5092, 50592), (5168, 49848), (5952, 43282), (6231, 41344), (6324, 40736), (6432, 40052), (6528, 39463), (6834, 37696), (7068, 36448), (7296, 35309), (7638, 33728), (7752, 33232), (8308, 31008), (8432, 30552), (8576, 30039), (9112, 28272), (9424, 27336), (10013, 25728), (10184, 25296), (10336, 24924), (11904, 21641), (12462, 20672), (12648, 20368), (12864, 20026), (13668, 18848), (14136, 18224), (15276, 16864), (15504, 16616)]