513520020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 288

約数和(自身を含む): 1837261440

約数和(自身を除く): 1323741420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 169, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 331, 338, 340, 351, 390, 442, 459, 468, 507, 510, 540, 585, 612, 662, 663, 676, 702, 765, 780, 845, 884, 918, 993, 1014, 1020, 1105, 1170, 1324, 1326, 1404, 1521, 1530, 1655, 1690, 1755, 1836, 1986, 1989, 2028, 2210, 2295, 2340, 2535, 2652, 2873, 2979, 3042, 3060, 3310, 3315, 3380, 3510, 3972, 3978, 4303, 4420, 4563, 4590, 4965, 5070, 5627, 5746, 5958, 5967, 6084, 6620, 6630, 7020, 7605, 7956, 8606, 8619, 8937, 9126, 9180, 9930, 9945, 10140, 11254, 11492, 11916, 11934, 12909, 13260, 14365, 14895, 15210, 16881, 17212, 17238, 17874, 18252, 19860, 19890, 21515, 22508, 22815, 23868, 25818, 25857, 28135, 28730, 29790, 29835, 30420, 33762, 34476, 35748, 38727, 39780, 43030, 43095, 44685, 45630, 50643, 51636, 51714, 55939, 56270, 57460, 59580, 59670, 64545, 67524, 73151, 77454, 77571, 84405, 86060, 86190, 89370, 91260, 101286, 103428, 111878, 112540, 116181, 119340, 129090, 129285, 146302, 151929, 154908, 155142, 167817, 168810, 172380, 178740, 193635, 202572, 219453, 223756, 232362, 253215, 258180, 258570, 279695, 292604, 303858, 310284, 335634, 337620, 365755, 387270, 387855, 438906, 464724, 503451, 506430, 517140, 559390, 580905, 607716, 658359, 671268, 731510, 759645, 774540, 775710, 839085, 877812, 950963, 1006902, 1012860, 1097265, 1118780, 1161810, 1316718, 1463020, 1510353, 1519290, 1551420, 1678170, 1901926, 1975077, 2013804, 2194530, 2323620, 2517255, 2633436, 2852889, 3020706, 3038580, 3291795, 3356340, 3803852, 3950154, 4389060, 4754815, 5034510, 5705778, 6041412, 6583590, 7551765, 7900308, 8558667, 9509630, 9875385, 10069020, 11411556, 13167180, 14264445, 15103530, 17117334, 19019260, 19750770, 25676001, 28528890, 30207060, 34234668, 39501540, 42793335, 51352002, 57057780, 85586670, 102704004, 128380005, 171173340, 256760010, 513520020]

約数ペア:

[(1, 513520020), (2, 256760010), (3, 171173340), (4, 128380005), (5, 102704004), (6, 85586670), (9, 57057780), (10, 51352002), (12, 42793335), (13, 39501540), (15, 34234668), (17, 30207060), (18, 28528890), (20, 25676001), (26, 19750770), (27, 19019260), (30, 17117334), (34, 15103530), (36, 14264445), (39, 13167180), (45, 11411556), (51, 10069020), (52, 9875385), (54, 9509630), (60, 8558667), (65, 7900308), (68, 7551765), (78, 6583590), (85, 6041412), (90, 5705778), (102, 5034510), (108, 4754815), (117, 4389060), (130, 3950154), (135, 3803852), (153, 3356340), (156, 3291795), (169, 3038580), (170, 3020706), (180, 2852889), (195, 2633436), (204, 2517255), (221, 2323620), (234, 2194530), (255, 2013804), (260, 1975077), (270, 1901926), (306, 1678170), (331, 1551420), (338, 1519290), (340, 1510353), (351, 1463020), (390, 1316718), (442, 1161810), (459, 1118780), (468, 1097265), (507, 1012860), (510, 1006902), (540, 950963), (585, 877812), (612, 839085), (662, 775710), (663, 774540), (676, 759645), (702, 731510), (765, 671268), (780, 658359), (845, 607716), (884, 580905), (918, 559390), (993, 517140), (1014, 506430), (1020, 503451), (1105, 464724), (1170, 438906), (1324, 387855), (1326, 387270), (1404, 365755), (1521, 337620), (1530, 335634), (1655, 310284), (1690, 303858), (1755, 292604), (1836, 279695), (1986, 258570), (1989, 258180), (2028, 253215), (2210, 232362), (2295, 223756), (2340, 219453), (2535, 202572), (2652, 193635), (2873, 178740), (2979, 172380), (3042, 168810), (3060, 167817), (3310, 155142), (3315, 154908), (3380, 151929), (3510, 146302), (3972, 129285), (3978, 129090), (4303, 119340), (4420, 116181), (4563, 112540), (4590, 111878), (4965, 103428), (5070, 101286), (5627, 91260), (5746, 89370), (5958, 86190), (5967, 86060), (6084, 84405), (6620, 77571), (6630, 77454), (7020, 73151), (7605, 67524), (7956, 64545), (8606, 59670), (8619, 59580), (8937, 57460), (9126, 56270), (9180, 55939), (9930, 51714), (9945, 51636), (10140, 50643), (11254, 45630), (11492, 44685), (11916, 43095), (11934, 43030), (12909, 39780), (13260, 38727), (14365, 35748), (14895, 34476), (15210, 33762), (16881, 30420), (17212, 29835), (17238, 29790), (17874, 28730), (18252, 28135), (19860, 25857), (19890, 25818), (21515, 23868), (22508, 22815)]