78432480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:310

約数の個数: 288

約数和(自身を含む): 317011968

約数和(自身を除く): 238579488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 251, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 502, 504, 558, 560, 620, 630, 651, 672, 720, 744, 753, 840, 868, 930, 992, 1004, 1008, 1085, 1116, 1120, 1240, 1255, 1260, 1302, 1395, 1440, 1488, 1506, 1680, 1736, 1757, 1860, 1953, 2008, 2016, 2170, 2232, 2259, 2480, 2510, 2520, 2604, 2790, 2976, 3012, 3255, 3360, 3472, 3514, 3720, 3765, 3906, 4016, 4340, 4464, 4518, 4960, 5020, 5040, 5208, 5271, 5580, 6024, 6510, 6944, 7028, 7440, 7530, 7781, 7812, 8032, 8680, 8785, 8928, 9036, 9765, 10040, 10080, 10416, 10542, 11160, 11295, 12048, 13020, 14056, 14880, 15060, 15562, 15624, 15813, 17360, 17570, 18072, 19530, 20080, 20832, 21084, 22320, 22590, 23343, 24096, 26040, 26355, 28112, 30120, 31124, 31248, 31626, 34720, 35140, 36144, 38905, 39060, 40160, 42168, 44640, 45180, 46686, 52080, 52710, 54467, 56224, 60240, 62248, 62496, 63252, 70029, 70280, 72288, 77810, 78120, 79065, 84336, 90360, 93372, 104160, 105420, 108934, 116715, 120480, 124496, 126504, 140058, 140560, 155620, 156240, 158130, 163401, 168672, 180720, 186744, 210840, 217868, 233430, 248992, 253008, 272335, 280116, 281120, 311240, 312480, 316260, 326802, 350145, 361440, 373488, 421680, 435736, 466860, 490203, 506016, 544670, 560232, 622480, 632520, 653604, 700290, 746976, 817005, 843360, 871472, 933720, 980406, 1089340, 1120464, 1244960, 1265040, 1307208, 1400580, 1634010, 1742944, 1867440, 1960812, 2178680, 2240928, 2451015, 2530080, 2614416, 2801160, 3268020, 3734880, 3921624, 4357360, 4902030, 5228832, 5602320, 6536040, 7843248, 8714720, 9804060, 11204640, 13072080, 15686496, 19608120, 26144160, 39216240, 78432480]

約数ペア:

[(1, 78432480), (2, 39216240), (3, 26144160), (4, 19608120), (5, 15686496), (6, 13072080), (7, 11204640), (8, 9804060), (9, 8714720), (10, 7843248), (12, 6536040), (14, 5602320), (15, 5228832), (16, 4902030), (18, 4357360), (20, 3921624), (21, 3734880), (24, 3268020), (28, 2801160), (30, 2614416), (31, 2530080), (32, 2451015), (35, 2240928), (36, 2178680), (40, 1960812), (42, 1867440), (45, 1742944), (48, 1634010), (56, 1400580), (60, 1307208), (62, 1265040), (63, 1244960), (70, 1120464), (72, 1089340), (80, 980406), (84, 933720), (90, 871472), (93, 843360), (96, 817005), (105, 746976), (112, 700290), (120, 653604), (124, 632520), (126, 622480), (140, 560232), (144, 544670), (155, 506016), (160, 490203), (168, 466860), (180, 435736), (186, 421680), (210, 373488), (217, 361440), (224, 350145), (240, 326802), (248, 316260), (251, 312480), (252, 311240), (279, 281120), (280, 280116), (288, 272335), (310, 253008), (315, 248992), (336, 233430), (360, 217868), (372, 210840), (420, 186744), (434, 180720), (465, 168672), (480, 163401), (496, 158130), (502, 156240), (504, 155620), (558, 140560), (560, 140058), (620, 126504), (630, 124496), (651, 120480), (672, 116715), (720, 108934), (744, 105420), (753, 104160), (840, 93372), (868, 90360), (930, 84336), (992, 79065), (1004, 78120), (1008, 77810), (1085, 72288), (1116, 70280), (1120, 70029), (1240, 63252), (1255, 62496), (1260, 62248), (1302, 60240), (1395, 56224), (1440, 54467), (1488, 52710), (1506, 52080), (1680, 46686), (1736, 45180), (1757, 44640), (1860, 42168), (1953, 40160), (2008, 39060), (2016, 38905), (2170, 36144), (2232, 35140), (2259, 34720), (2480, 31626), (2510, 31248), (2520, 31124), (2604, 30120), (2790, 28112), (2976, 26355), (3012, 26040), (3255, 24096), (3360, 23343), (3472, 22590), (3514, 22320), (3720, 21084), (3765, 20832), (3906, 20080), (4016, 19530), (4340, 18072), (4464, 17570), (4518, 17360), (4960, 15813), (5020, 15624), (5040, 15562), (5208, 15060), (5271, 14880), (5580, 14056), (6024, 13020), (6510, 12048), (6944, 11295), (7028, 11160), (7440, 10542), (7530, 10416), (7781, 10080), (7812, 10040), (8032, 9765), (8680, 9036), (8785, 8928)]