28927080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:920

約数の個数: 192

約数和(自身を含む): 115839360

約数和(自身を除く): 86912280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 883, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1766, 1820, 2184, 2340, 2520, 2649, 2730, 3276, 3532, 3640, 4095, 4415, 4680, 5298, 5460, 6181, 6552, 7064, 7947, 8190, 8830, 10596, 10920, 11479, 12362, 13245, 15894, 16380, 17660, 18543, 21192, 22958, 24724, 26490, 30905, 31788, 32760, 34437, 35320, 37086, 39735, 45916, 49448, 52980, 55629, 57395, 61810, 63576, 68874, 74172, 79470, 80353, 91832, 92715, 103311, 105960, 111258, 114790, 123620, 137748, 148344, 158940, 160706, 172185, 185430, 206622, 222516, 229580, 241059, 247240, 275496, 278145, 317880, 321412, 344370, 370860, 401765, 413244, 445032, 459160, 482118, 516555, 556290, 642824, 688740, 723177, 741720, 803530, 826488, 964236, 1033110, 1112580, 1205295, 1377480, 1446354, 1607060, 1928472, 2066220, 2225160, 2410590, 2892708, 3214120, 3615885, 4132440, 4821180, 5785416, 7231770, 9642360, 14463540, 28927080]

約数ペア:

[(1, 28927080), (2, 14463540), (3, 9642360), (4, 7231770), (5, 5785416), (6, 4821180), (7, 4132440), (8, 3615885), (9, 3214120), (10, 2892708), (12, 2410590), (13, 2225160), (14, 2066220), (15, 1928472), (18, 1607060), (20, 1446354), (21, 1377480), (24, 1205295), (26, 1112580), (28, 1033110), (30, 964236), (35, 826488), (36, 803530), (39, 741720), (40, 723177), (42, 688740), (45, 642824), (52, 556290), (56, 516555), (60, 482118), (63, 459160), (65, 445032), (70, 413244), (72, 401765), (78, 370860), (84, 344370), (90, 321412), (91, 317880), (104, 278145), (105, 275496), (117, 247240), (120, 241059), (126, 229580), (130, 222516), (140, 206622), (156, 185430), (168, 172185), (180, 160706), (182, 158940), (195, 148344), (210, 137748), (234, 123620), (252, 114790), (260, 111258), (273, 105960), (280, 103311), (312, 92715), (315, 91832), (360, 80353), (364, 79470), (390, 74172), (420, 68874), (455, 63576), (468, 61810), (504, 57395), (520, 55629), (546, 52980), (585, 49448), (630, 45916), (728, 39735), (780, 37086), (819, 35320), (840, 34437), (883, 32760), (910, 31788), (936, 30905), (1092, 26490), (1170, 24724), (1260, 22958), (1365, 21192), (1560, 18543), (1638, 17660), (1766, 16380), (1820, 15894), (2184, 13245), (2340, 12362), (2520, 11479), (2649, 10920), (2730, 10596), (3276, 8830), (3532, 8190), (3640, 7947), (4095, 7064), (4415, 6552), (4680, 6181), (5298, 5460)]