280539180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:813

約数の個数: 192

約数和(自身を含む): 944832000

約数和(自身を除く): 664292820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 37, 38, 45, 54, 57, 60, 74, 76, 90, 95, 108, 111, 114, 135, 148, 171, 180, 185, 190, 222, 228, 270, 285, 333, 342, 370, 380, 444, 513, 540, 555, 570, 666, 684, 703, 739, 740, 855, 999, 1026, 1110, 1140, 1332, 1406, 1478, 1665, 1710, 1998, 2052, 2109, 2217, 2220, 2565, 2812, 2956, 3330, 3420, 3515, 3695, 3996, 4218, 4434, 4995, 5130, 6327, 6651, 6660, 7030, 7390, 8436, 8868, 9990, 10260, 10545, 11085, 12654, 13302, 14041, 14060, 14780, 18981, 19953, 19980, 21090, 22170, 25308, 26604, 27343, 28082, 31635, 33255, 37962, 39906, 42123, 42180, 44340, 54686, 56164, 63270, 66510, 70205, 75924, 79812, 82029, 84246, 94905, 99765, 109372, 126369, 126540, 133020, 136715, 140410, 164058, 168492, 189810, 199530, 210615, 246087, 252738, 273430, 280820, 328116, 379107, 379620, 399060, 410145, 421230, 492174, 505476, 519517, 546860, 631845, 738261, 758214, 820290, 842460, 984348, 1039034, 1230435, 1263690, 1476522, 1516428, 1558551, 1640580, 1895535, 2078068, 2460870, 2527380, 2597585, 2953044, 3117102, 3691305, 3791070, 4675653, 4921740, 5195170, 6234204, 7382610, 7582140, 7792755, 9351306, 10390340, 14026959, 14765220, 15585510, 18702612, 23378265, 28053918, 31171020, 46756530, 56107836, 70134795, 93513060, 140269590, 280539180]

約数ペア:

[(1, 280539180), (2, 140269590), (3, 93513060), (4, 70134795), (5, 56107836), (6, 46756530), (9, 31171020), (10, 28053918), (12, 23378265), (15, 18702612), (18, 15585510), (19, 14765220), (20, 14026959), (27, 10390340), (30, 9351306), (36, 7792755), (37, 7582140), (38, 7382610), (45, 6234204), (54, 5195170), (57, 4921740), (60, 4675653), (74, 3791070), (76, 3691305), (90, 3117102), (95, 2953044), (108, 2597585), (111, 2527380), (114, 2460870), (135, 2078068), (148, 1895535), (171, 1640580), (180, 1558551), (185, 1516428), (190, 1476522), (222, 1263690), (228, 1230435), (270, 1039034), (285, 984348), (333, 842460), (342, 820290), (370, 758214), (380, 738261), (444, 631845), (513, 546860), (540, 519517), (555, 505476), (570, 492174), (666, 421230), (684, 410145), (703, 399060), (739, 379620), (740, 379107), (855, 328116), (999, 280820), (1026, 273430), (1110, 252738), (1140, 246087), (1332, 210615), (1406, 199530), (1478, 189810), (1665, 168492), (1710, 164058), (1998, 140410), (2052, 136715), (2109, 133020), (2217, 126540), (2220, 126369), (2565, 109372), (2812, 99765), (2956, 94905), (3330, 84246), (3420, 82029), (3515, 79812), (3695, 75924), (3996, 70205), (4218, 66510), (4434, 63270), (4995, 56164), (5130, 54686), (6327, 44340), (6651, 42180), (6660, 42123), (7030, 39906), (7390, 37962), (8436, 33255), (8868, 31635), (9990, 28082), (10260, 27343), (10545, 26604), (11085, 25308), (12654, 22170), (13302, 21090), (14041, 19980), (14060, 19953), (14780, 18981)]