20512762020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:735

約数の個数: 288

約数和(自身を含む): 67243569120

約数和(自身を除く): 46730807100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 73, 85, 90, 102, 146, 153, 170, 180, 204, 219, 229, 255, 292, 306, 340, 365, 401, 438, 458, 510, 612, 657, 687, 730, 765, 802, 876, 916, 1020, 1095, 1145, 1203, 1241, 1314, 1374, 1460, 1530, 1604, 2005, 2061, 2190, 2290, 2406, 2482, 2628, 2748, 3060, 3285, 3435, 3609, 3723, 3893, 4010, 4122, 4380, 4580, 4812, 4964, 6015, 6205, 6570, 6817, 6870, 7218, 7446, 7786, 8020, 8244, 10305, 11169, 11679, 12030, 12410, 13140, 13634, 13740, 14436, 14892, 15572, 16717, 18045, 18615, 19465, 20451, 20610, 22338, 23358, 24060, 24820, 27268, 29273, 33434, 34085, 35037, 36090, 37230, 38930, 40902, 41220, 44676, 46716, 50151, 55845, 58395, 58546, 61353, 66868, 68170, 70074, 72180, 74460, 77860, 81804, 83585, 87819, 91829, 100302, 102255, 111690, 116790, 117092, 122706, 136340, 140148, 146365, 150453, 167170, 175185, 175638, 183658, 200604, 204510, 223380, 233580, 245412, 250755, 263457, 275487, 284189, 292730, 300906, 306765, 334340, 350370, 351276, 367316, 409020, 439095, 459145, 497641, 501510, 526914, 550974, 568378, 585460, 601812, 613530, 700740, 752265, 826461, 852567, 878190, 918290, 995282, 1003020, 1053828, 1101948, 1136756, 1227060, 1317285, 1377435, 1420945, 1492923, 1504530, 1561093, 1652922, 1705134, 1756380, 1836580, 1990564, 2488205, 2557701, 2634570, 2754870, 2841890, 2985846, 3009060, 3122186, 3305844, 3410268, 4132305, 4262835, 4478769, 4683279, 4976410, 5115402, 5269140, 5509740, 5683780, 5971692, 6244372, 6703517, 7464615, 7805465, 8264610, 8525670, 8957538, 9366558, 9952820, 10230804, 12788505, 13407034, 14049837, 14929230, 15610930, 16529220, 17051340, 17915076, 18733116, 20110551, 22393845, 23416395, 25577010, 26814068, 28099674, 29858460, 31221860, 33517585, 40221102, 44787690, 46832790, 51154020, 56199348, 60331653, 67035170, 70249185, 80442204, 89575380, 93665580, 100552755, 113959789, 120663306, 134070340, 140498370, 201105510, 227919578, 241326612, 280996740, 301658265, 341879367, 402211020, 455839156, 569798945, 603316530, 683758734, 1025638101, 1139597890, 1206633060, 1367517468, 1709396835, 2051276202, 2279195780, 3418793670, 4102552404, 5128190505, 6837587340, 10256381010, 20512762020]

約数ペア:

[(1, 20512762020), (2, 10256381010), (3, 6837587340), (4, 5128190505), (5, 4102552404), (6, 3418793670), (9, 2279195780), (10, 2051276202), (12, 1709396835), (15, 1367517468), (17, 1206633060), (18, 1139597890), (20, 1025638101), (30, 683758734), (34, 603316530), (36, 569798945), (45, 455839156), (51, 402211020), (60, 341879367), (68, 301658265), (73, 280996740), (85, 241326612), (90, 227919578), (102, 201105510), (146, 140498370), (153, 134070340), (170, 120663306), (180, 113959789), (204, 100552755), (219, 93665580), (229, 89575380), (255, 80442204), (292, 70249185), (306, 67035170), (340, 60331653), (365, 56199348), (401, 51154020), (438, 46832790), (458, 44787690), (510, 40221102), (612, 33517585), (657, 31221860), (687, 29858460), (730, 28099674), (765, 26814068), (802, 25577010), (876, 23416395), (916, 22393845), (1020, 20110551), (1095, 18733116), (1145, 17915076), (1203, 17051340), (1241, 16529220), (1314, 15610930), (1374, 14929230), (1460, 14049837), (1530, 13407034), (1604, 12788505), (2005, 10230804), (2061, 9952820), (2190, 9366558), (2290, 8957538), (2406, 8525670), (2482, 8264610), (2628, 7805465), (2748, 7464615), (3060, 6703517), (3285, 6244372), (3435, 5971692), (3609, 5683780), (3723, 5509740), (3893, 5269140), (4010, 5115402), (4122, 4976410), (4380, 4683279), (4580, 4478769), (4812, 4262835), (4964, 4132305), (6015, 3410268), (6205, 3305844), (6570, 3122186), (6817, 3009060), (6870, 2985846), (7218, 2841890), (7446, 2754870), (7786, 2634570), (8020, 2557701), (8244, 2488205), (10305, 1990564), (11169, 1836580), (11679, 1756380), (12030, 1705134), (12410, 1652922), (13140, 1561093), (13634, 1504530), (13740, 1492923), (14436, 1420945), (14892, 1377435), (15572, 1317285), (16717, 1227060), (18045, 1136756), (18615, 1101948), (19465, 1053828), (20451, 1003020), (20610, 995282), (22338, 918290), (23358, 878190), (24060, 852567), (24820, 826461), (27268, 752265), (29273, 700740), (33434, 613530), (34085, 601812), (35037, 585460), (36090, 568378), (37230, 550974), (38930, 526914), (40902, 501510), (41220, 497641), (44676, 459145), (46716, 439095), (50151, 409020), (55845, 367316), (58395, 351276), (58546, 350370), (61353, 334340), (66868, 306765), (68170, 300906), (70074, 292730), (72180, 284189), (74460, 275487), (77860, 263457), (81804, 250755), (83585, 245412), (87819, 233580), (91829, 223380), (100302, 204510), (102255, 200604), (111690, 183658), (116790, 175638), (117092, 175185), (122706, 167170), (136340, 150453), (140148, 146365)]