255751440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:190

約数の個数: 320

約数和(自身を含む): 959938560

約数和(自身を除く): 704187120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 47, 48, 56, 60, 70, 79, 80, 82, 84, 94, 105, 112, 120, 123, 140, 141, 158, 164, 168, 188, 205, 210, 235, 237, 240, 246, 280, 282, 287, 316, 328, 329, 336, 376, 395, 410, 420, 470, 474, 492, 553, 560, 564, 574, 615, 632, 656, 658, 705, 752, 790, 820, 840, 861, 940, 948, 984, 987, 1106, 1128, 1148, 1185, 1230, 1264, 1316, 1410, 1435, 1580, 1640, 1645, 1659, 1680, 1722, 1880, 1896, 1927, 1968, 1974, 2212, 2256, 2296, 2370, 2460, 2632, 2765, 2820, 2870, 3160, 3239, 3280, 3290, 3318, 3444, 3713, 3760, 3792, 3854, 3948, 4305, 4424, 4592, 4740, 4920, 4935, 5264, 5530, 5640, 5740, 5781, 6320, 6478, 6580, 6636, 6888, 7426, 7708, 7896, 8295, 8610, 8848, 9480, 9635, 9717, 9840, 9870, 11060, 11139, 11280, 11480, 11562, 12956, 13160, 13272, 13489, 13776, 14852, 15416, 15792, 16195, 16590, 17220, 18565, 18960, 19270, 19434, 19740, 22120, 22278, 22673, 22960, 23124, 25912, 25991, 26320, 26544, 26978, 28905, 29704, 30832, 32390, 33180, 34440, 37130, 38540, 38868, 39480, 40467, 44240, 44556, 45346, 46248, 48585, 51824, 51982, 53956, 55695, 57810, 59408, 64780, 66360, 67445, 68019, 68880, 74260, 77080, 77736, 77973, 78960, 80934, 89112, 90692, 92496, 97170, 103964, 107912, 111390, 113365, 115620, 129560, 129955, 132720, 134890, 136038, 148520, 152233, 154160, 155472, 155946, 161868, 178224, 181384, 194340, 202335, 207928, 215824, 222780, 226730, 231240, 259120, 259910, 269780, 272076, 297040, 304466, 311892, 323736, 340095, 362768, 388680, 389865, 404670, 415856, 445560, 453460, 456699, 462480, 519820, 539560, 544152, 608932, 623784, 647472, 680190, 761165, 777360, 779730, 809340, 891120, 906920, 913398, 1039640, 1065631, 1079120, 1088304, 1217864, 1247568, 1360380, 1522330, 1559460, 1618680, 1813840, 1826796, 2079280, 2131262, 2283495, 2435728, 2720760, 3044660, 3118920, 3196893, 3237360, 3653592, 4262524, 4566990, 5328155, 5441520, 6089320, 6237840, 6393786, 7307184, 8525048, 9133980, 10656310, 12178640, 12787572, 15984465, 17050096, 18267960, 21312620, 25575144, 31968930, 36535920, 42625240, 51150288, 63937860, 85250480, 127875720, 255751440]

約数ペア:

[(1, 255751440), (2, 127875720), (3, 85250480), (4, 63937860), (5, 51150288), (6, 42625240), (7, 36535920), (8, 31968930), (10, 25575144), (12, 21312620), (14, 18267960), (15, 17050096), (16, 15984465), (20, 12787572), (21, 12178640), (24, 10656310), (28, 9133980), (30, 8525048), (35, 7307184), (40, 6393786), (41, 6237840), (42, 6089320), (47, 5441520), (48, 5328155), (56, 4566990), (60, 4262524), (70, 3653592), (79, 3237360), (80, 3196893), (82, 3118920), (84, 3044660), (94, 2720760), (105, 2435728), (112, 2283495), (120, 2131262), (123, 2079280), (140, 1826796), (141, 1813840), (158, 1618680), (164, 1559460), (168, 1522330), (188, 1360380), (205, 1247568), (210, 1217864), (235, 1088304), (237, 1079120), (240, 1065631), (246, 1039640), (280, 913398), (282, 906920), (287, 891120), (316, 809340), (328, 779730), (329, 777360), (336, 761165), (376, 680190), (395, 647472), (410, 623784), (420, 608932), (470, 544152), (474, 539560), (492, 519820), (553, 462480), (560, 456699), (564, 453460), (574, 445560), (615, 415856), (632, 404670), (656, 389865), (658, 388680), (705, 362768), (752, 340095), (790, 323736), (820, 311892), (840, 304466), (861, 297040), (940, 272076), (948, 269780), (984, 259910), (987, 259120), (1106, 231240), (1128, 226730), (1148, 222780), (1185, 215824), (1230, 207928), (1264, 202335), (1316, 194340), (1410, 181384), (1435, 178224), (1580, 161868), (1640, 155946), (1645, 155472), (1659, 154160), (1680, 152233), (1722, 148520), (1880, 136038), (1896, 134890), (1927, 132720), (1968, 129955), (1974, 129560), (2212, 115620), (2256, 113365), (2296, 111390), (2370, 107912), (2460, 103964), (2632, 97170), (2765, 92496), (2820, 90692), (2870, 89112), (3160, 80934), (3239, 78960), (3280, 77973), (3290, 77736), (3318, 77080), (3444, 74260), (3713, 68880), (3760, 68019), (3792, 67445), (3854, 66360), (3948, 64780), (4305, 59408), (4424, 57810), (4592, 55695), (4740, 53956), (4920, 51982), (4935, 51824), (5264, 48585), (5530, 46248), (5640, 45346), (5740, 44556), (5781, 44240), (6320, 40467), (6478, 39480), (6580, 38868), (6636, 38540), (6888, 37130), (7426, 34440), (7708, 33180), (7896, 32390), (8295, 30832), (8610, 29704), (8848, 28905), (9480, 26978), (9635, 26544), (9717, 26320), (9840, 25991), (9870, 25912), (11060, 23124), (11139, 22960), (11280, 22673), (11480, 22278), (11562, 22120), (12956, 19740), (13160, 19434), (13272, 19270), (13489, 18960), (13776, 18565), (14852, 17220), (15416, 16590), (15792, 16195)]