1891495008

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 288

約数和(自身を含む): 6134768640

約数和(自身を除く): 4243273632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 43, 48, 52, 62, 72, 78, 86, 93, 96, 104, 117, 124, 129, 144, 156, 172, 186, 208, 234, 248, 258, 279, 288, 312, 344, 372, 379, 387, 403, 416, 468, 496, 516, 558, 559, 624, 688, 744, 758, 774, 806, 936, 992, 1032, 1116, 1118, 1137, 1209, 1248, 1333, 1376, 1488, 1516, 1548, 1612, 1677, 1872, 2064, 2232, 2236, 2274, 2418, 2666, 2976, 3032, 3096, 3224, 3354, 3411, 3627, 3744, 3999, 4128, 4464, 4472, 4548, 4836, 4927, 5031, 5332, 6064, 6192, 6448, 6708, 6822, 7254, 7998, 8928, 8944, 9096, 9672, 9854, 10062, 10664, 11749, 11997, 12128, 12384, 12896, 13416, 13644, 14508, 14781, 15996, 16297, 17329, 17888, 18192, 19344, 19708, 20124, 21328, 23498, 23994, 26832, 27288, 29016, 29562, 31992, 32594, 34658, 35247, 36384, 38688, 39416, 40248, 42656, 44343, 46996, 47988, 48891, 51987, 53664, 54576, 58032, 59124, 63984, 65188, 69316, 70494, 78832, 80496, 88686, 93992, 95976, 97782, 103974, 105741, 109152, 116064, 118248, 127968, 130376, 138632, 140988, 146673, 152737, 155961, 157664, 160992, 177372, 187984, 191952, 195564, 207948, 211482, 211861, 236496, 260752, 277264, 281976, 293346, 305474, 311922, 354744, 375968, 383904, 391128, 415896, 422964, 423722, 458211, 472992, 505207, 521504, 554528, 563952, 586692, 610948, 623844, 635583, 709488, 782256, 831792, 845928, 847444, 916422, 1010414, 1127904, 1173384, 1221896, 1247688, 1271166, 1374633, 1418976, 1515621, 1564512, 1663584, 1691856, 1694888, 1832844, 1906749, 2020828, 2346768, 2443792, 2495376, 2542332, 2749266, 3031242, 3383712, 3389776, 3665688, 3813498, 4041656, 4546863, 4693536, 4887584, 4990752, 5084664, 5498532, 6062484, 6567691, 6779552, 7331376, 7626996, 8083312, 9093726, 10169328, 10997064, 12124968, 13135382, 14662752, 15253992, 16166624, 18187452, 19703073, 20338656, 21994128, 24249936, 26270764, 30507984, 36374904, 39406146, 43988256, 48499872, 52541528, 59109219, 61015968, 72749808, 78812292, 105083056, 118218438, 145499616, 157624584, 210166112, 236436876, 315249168, 472873752, 630498336, 945747504, 1891495008]

約数ペア:

[(1, 1891495008), (2, 945747504), (3, 630498336), (4, 472873752), (6, 315249168), (8, 236436876), (9, 210166112), (12, 157624584), (13, 145499616), (16, 118218438), (18, 105083056), (24, 78812292), (26, 72749808), (31, 61015968), (32, 59109219), (36, 52541528), (39, 48499872), (43, 43988256), (48, 39406146), (52, 36374904), (62, 30507984), (72, 26270764), (78, 24249936), (86, 21994128), (93, 20338656), (96, 19703073), (104, 18187452), (117, 16166624), (124, 15253992), (129, 14662752), (144, 13135382), (156, 12124968), (172, 10997064), (186, 10169328), (208, 9093726), (234, 8083312), (248, 7626996), (258, 7331376), (279, 6779552), (288, 6567691), (312, 6062484), (344, 5498532), (372, 5084664), (379, 4990752), (387, 4887584), (403, 4693536), (416, 4546863), (468, 4041656), (496, 3813498), (516, 3665688), (558, 3389776), (559, 3383712), (624, 3031242), (688, 2749266), (744, 2542332), (758, 2495376), (774, 2443792), (806, 2346768), (936, 2020828), (992, 1906749), (1032, 1832844), (1116, 1694888), (1118, 1691856), (1137, 1663584), (1209, 1564512), (1248, 1515621), (1333, 1418976), (1376, 1374633), (1488, 1271166), (1516, 1247688), (1548, 1221896), (1612, 1173384), (1677, 1127904), (1872, 1010414), (2064, 916422), (2232, 847444), (2236, 845928), (2274, 831792), (2418, 782256), (2666, 709488), (2976, 635583), (3032, 623844), (3096, 610948), (3224, 586692), (3354, 563952), (3411, 554528), (3627, 521504), (3744, 505207), (3999, 472992), (4128, 458211), (4464, 423722), (4472, 422964), (4548, 415896), (4836, 391128), (4927, 383904), (5031, 375968), (5332, 354744), (6064, 311922), (6192, 305474), (6448, 293346), (6708, 281976), (6822, 277264), (7254, 260752), (7998, 236496), (8928, 211861), (8944, 211482), (9096, 207948), (9672, 195564), (9854, 191952), (10062, 187984), (10664, 177372), (11749, 160992), (11997, 157664), (12128, 155961), (12384, 152737), (12896, 146673), (13416, 140988), (13644, 138632), (14508, 130376), (14781, 127968), (15996, 118248), (16297, 116064), (17329, 109152), (17888, 105741), (18192, 103974), (19344, 97782), (19708, 95976), (20124, 93992), (21328, 88686), (23498, 80496), (23994, 78832), (26832, 70494), (27288, 69316), (29016, 65188), (29562, 63984), (31992, 59124), (32594, 58032), (34658, 54576), (35247, 53664), (36384, 51987), (38688, 48891), (39416, 47988), (40248, 46996), (42656, 44343)]