78492960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1$

素因数の和:640

約数の個数: 288

約数和(自身を含む): 330220800

約数和(自身を除く): 251727840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 599, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1198, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1797, 1820, 1872, 2016, 2080, 2184, 2340, 2396, 2520, 2730, 2912, 2995, 3120, 3276, 3360, 3594, 3640, 3744, 4095, 4193, 4368, 4680, 4792, 5040, 5391, 5460, 5990, 6240, 6552, 7188, 7280, 7787, 8190, 8386, 8736, 8985, 9360, 9584, 10080, 10782, 10920, 11980, 12579, 13104, 14376, 14560, 15574, 16380, 16772, 17970, 18720, 19168, 20965, 21564, 21840, 23361, 23960, 25158, 26208, 26955, 28752, 31148, 32760, 33544, 35940, 37737, 38935, 41930, 43128, 43680, 46722, 47920, 50316, 53910, 54509, 57504, 62296, 62895, 65520, 67088, 70083, 71880, 75474, 77870, 83860, 86256, 93444, 95840, 100632, 107820, 109018, 116805, 124592, 125790, 131040, 134176, 140166, 143760, 150948, 155740, 163527, 167720, 172512, 186888, 188685, 201264, 215640, 218036, 233610, 249184, 251580, 272545, 280332, 287520, 301896, 311480, 327054, 335440, 350415, 373776, 377370, 402528, 431280, 436072, 467220, 490581, 503160, 545090, 560664, 603792, 622960, 654108, 670880, 700830, 747552, 754740, 817635, 862560, 872144, 934440, 981162, 1006320, 1090180, 1121328, 1207584, 1245920, 1308216, 1401660, 1509480, 1635270, 1744288, 1868880, 1962324, 2012640, 2180360, 2242656, 2452905, 2616432, 2803320, 3018960, 3270540, 3737760, 3924648, 4360720, 4905810, 5232864, 5606640, 6037920, 6541080, 7849296, 8721440, 9811620, 11213280, 13082160, 15698592, 19623240, 26164320, 39246480, 78492960]

約数ペア:

[(1, 78492960), (2, 39246480), (3, 26164320), (4, 19623240), (5, 15698592), (6, 13082160), (7, 11213280), (8, 9811620), (9, 8721440), (10, 7849296), (12, 6541080), (13, 6037920), (14, 5606640), (15, 5232864), (16, 4905810), (18, 4360720), (20, 3924648), (21, 3737760), (24, 3270540), (26, 3018960), (28, 2803320), (30, 2616432), (32, 2452905), (35, 2242656), (36, 2180360), (39, 2012640), (40, 1962324), (42, 1868880), (45, 1744288), (48, 1635270), (52, 1509480), (56, 1401660), (60, 1308216), (63, 1245920), (65, 1207584), (70, 1121328), (72, 1090180), (78, 1006320), (80, 981162), (84, 934440), (90, 872144), (91, 862560), (96, 817635), (104, 754740), (105, 747552), (112, 700830), (117, 670880), (120, 654108), (126, 622960), (130, 603792), (140, 560664), (144, 545090), (156, 503160), (160, 490581), (168, 467220), (180, 436072), (182, 431280), (195, 402528), (208, 377370), (210, 373776), (224, 350415), (234, 335440), (240, 327054), (252, 311480), (260, 301896), (273, 287520), (280, 280332), (288, 272545), (312, 251580), (315, 249184), (336, 233610), (360, 218036), (364, 215640), (390, 201264), (416, 188685), (420, 186888), (455, 172512), (468, 167720), (480, 163527), (504, 155740), (520, 150948), (546, 143760), (560, 140166), (585, 134176), (599, 131040), (624, 125790), (630, 124592), (672, 116805), (720, 109018), (728, 107820), (780, 100632), (819, 95840), (840, 93444), (910, 86256), (936, 83860), (1008, 77870), (1040, 75474), (1092, 71880), (1120, 70083), (1170, 67088), (1198, 65520), (1248, 62895), (1260, 62296), (1365, 57504), (1440, 54509), (1456, 53910), (1560, 50316), (1638, 47920), (1680, 46722), (1797, 43680), (1820, 43128), (1872, 41930), (2016, 38935), (2080, 37737), (2184, 35940), (2340, 33544), (2396, 32760), (2520, 31148), (2730, 28752), (2912, 26955), (2995, 26208), (3120, 25158), (3276, 23960), (3360, 23361), (3594, 21840), (3640, 21564), (3744, 20965), (4095, 19168), (4193, 18720), (4368, 17970), (4680, 16772), (4792, 16380), (5040, 15574), (5391, 14560), (5460, 14376), (5990, 13104), (6240, 12579), (6552, 11980), (7188, 10920), (7280, 10782), (7787, 10080), (8190, 9584), (8386, 9360), (8736, 8985)]