79474080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 303367680

約数和(自身を除く): 223893600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 96, 98, 105, 109, 112, 120, 124, 140, 147, 155, 160, 168, 186, 196, 210, 217, 218, 224, 240, 245, 248, 280, 294, 310, 327, 336, 372, 392, 420, 434, 436, 465, 480, 490, 496, 545, 560, 588, 620, 651, 654, 672, 735, 744, 763, 784, 840, 868, 872, 930, 980, 992, 1085, 1090, 1120, 1176, 1240, 1302, 1308, 1470, 1488, 1519, 1526, 1568, 1635, 1680, 1736, 1744, 1860, 1960, 2170, 2180, 2289, 2352, 2480, 2604, 2616, 2940, 2976, 3038, 3052, 3255, 3270, 3360, 3379, 3472, 3488, 3720, 3815, 3920, 4340, 4360, 4557, 4578, 4704, 4960, 5208, 5232, 5341, 5880, 6076, 6104, 6510, 6540, 6758, 6944, 7440, 7595, 7630, 7840, 8680, 8720, 9114, 9156, 10137, 10416, 10464, 10682, 11445, 11760, 12152, 12208, 13020, 13080, 13516, 14880, 15190, 15260, 16023, 16895, 17360, 17440, 18228, 18312, 20274, 20832, 21364, 22785, 22890, 23520, 23653, 24304, 24416, 26040, 26160, 26705, 27032, 30380, 30520, 32046, 33790, 34720, 36456, 36624, 40548, 42728, 45570, 45780, 47306, 48608, 50685, 52080, 52320, 53410, 54064, 60760, 61040, 64092, 67580, 70959, 72912, 73248, 80115, 81096, 85456, 91140, 91560, 94612, 101370, 104160, 106820, 108128, 118265, 121520, 122080, 128184, 135160, 141918, 145824, 160230, 162192, 165571, 170912, 182280, 183120, 189224, 202740, 213640, 236530, 243040, 256368, 270320, 283836, 320460, 324384, 331142, 354795, 364560, 366240, 378448, 405480, 427280, 473060, 496713, 512736, 540640, 567672, 640920, 662284, 709590, 729120, 756896, 810960, 827855, 854560, 946120, 993426, 1135344, 1281840, 1324568, 1419180, 1621920, 1655710, 1892240, 1986852, 2270688, 2483565, 2563680, 2649136, 2838360, 3311420, 3784480, 3973704, 4967130, 5298272, 5676720, 6622840, 7947408, 9934260, 11353440, 13245680, 15894816, 19868520, 26491360, 39737040, 79474080]

約数ペア:

[(1, 79474080), (2, 39737040), (3, 26491360), (4, 19868520), (5, 15894816), (6, 13245680), (7, 11353440), (8, 9934260), (10, 7947408), (12, 6622840), (14, 5676720), (15, 5298272), (16, 4967130), (20, 3973704), (21, 3784480), (24, 3311420), (28, 2838360), (30, 2649136), (31, 2563680), (32, 2483565), (35, 2270688), (40, 1986852), (42, 1892240), (48, 1655710), (49, 1621920), (56, 1419180), (60, 1324568), (62, 1281840), (70, 1135344), (80, 993426), (84, 946120), (93, 854560), (96, 827855), (98, 810960), (105, 756896), (109, 729120), (112, 709590), (120, 662284), (124, 640920), (140, 567672), (147, 540640), (155, 512736), (160, 496713), (168, 473060), (186, 427280), (196, 405480), (210, 378448), (217, 366240), (218, 364560), (224, 354795), (240, 331142), (245, 324384), (248, 320460), (280, 283836), (294, 270320), (310, 256368), (327, 243040), (336, 236530), (372, 213640), (392, 202740), (420, 189224), (434, 183120), (436, 182280), (465, 170912), (480, 165571), (490, 162192), (496, 160230), (545, 145824), (560, 141918), (588, 135160), (620, 128184), (651, 122080), (654, 121520), (672, 118265), (735, 108128), (744, 106820), (763, 104160), (784, 101370), (840, 94612), (868, 91560), (872, 91140), (930, 85456), (980, 81096), (992, 80115), (1085, 73248), (1090, 72912), (1120, 70959), (1176, 67580), (1240, 64092), (1302, 61040), (1308, 60760), (1470, 54064), (1488, 53410), (1519, 52320), (1526, 52080), (1568, 50685), (1635, 48608), (1680, 47306), (1736, 45780), (1744, 45570), (1860, 42728), (1960, 40548), (2170, 36624), (2180, 36456), (2289, 34720), (2352, 33790), (2480, 32046), (2604, 30520), (2616, 30380), (2940, 27032), (2976, 26705), (3038, 26160), (3052, 26040), (3255, 24416), (3270, 24304), (3360, 23653), (3379, 23520), (3472, 22890), (3488, 22785), (3720, 21364), (3815, 20832), (3920, 20274), (4340, 18312), (4360, 18228), (4557, 17440), (4578, 17360), (4704, 16895), (4960, 16023), (5208, 15260), (5232, 15190), (5341, 14880), (5880, 13516), (6076, 13080), (6104, 13020), (6510, 12208), (6540, 12152), (6758, 11760), (6944, 11445), (7440, 10682), (7595, 10464), (7630, 10416), (7840, 10137), (8680, 9156), (8720, 9114)]