1817046400

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1477

約数の個数: 192

約数和(自身を含む): 4993430400

約数和(自身を除く): 3176384000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 128, 130, 155, 160, 200, 208, 248, 260, 310, 320, 325, 400, 403, 416, 496, 520, 620, 640, 650, 775, 800, 806, 832, 992, 1040, 1240, 1300, 1409, 1550, 1600, 1612, 1664, 1984, 2015, 2080, 2480, 2600, 2818, 3100, 3200, 3224, 3968, 4030, 4160, 4960, 5200, 5636, 6200, 6448, 7045, 8060, 8320, 9920, 10075, 10400, 11272, 12400, 12896, 14090, 16120, 18317, 19840, 20150, 20800, 22544, 24800, 25792, 28180, 32240, 35225, 36634, 40300, 41600, 43679, 45088, 49600, 51584, 56360, 64480, 70450, 73268, 80600, 87358, 90176, 91585, 99200, 112720, 128960, 140900, 146536, 161200, 174716, 180352, 183170, 218395, 225440, 257920, 281800, 293072, 322400, 349432, 366340, 436790, 450880, 457925, 563600, 567827, 586144, 644800, 698864, 732680, 873580, 901760, 915850, 1091975, 1127200, 1135654, 1172288, 1289600, 1397728, 1465360, 1747160, 1831700, 2183950, 2254400, 2271308, 2344576, 2795456, 2839135, 2930720, 3494320, 3663400, 4367900, 4508800, 4542616, 5590912, 5678270, 5861440, 6988640, 7326800, 8735800, 9085232, 11356540, 11722880, 13977280, 14195675, 14653600, 17471600, 18170464, 22713080, 27954560, 28391350, 29307200, 34943200, 36340928, 45426160, 56782700, 58614400, 69886400, 72681856, 90852320, 113565400, 139772800, 181704640, 227130800, 363409280, 454261600, 908523200, 1817046400]

約数ペア:

[(1, 1817046400), (2, 908523200), (4, 454261600), (5, 363409280), (8, 227130800), (10, 181704640), (13, 139772800), (16, 113565400), (20, 90852320), (25, 72681856), (26, 69886400), (31, 58614400), (32, 56782700), (40, 45426160), (50, 36340928), (52, 34943200), (62, 29307200), (64, 28391350), (65, 27954560), (80, 22713080), (100, 18170464), (104, 17471600), (124, 14653600), (128, 14195675), (130, 13977280), (155, 11722880), (160, 11356540), (200, 9085232), (208, 8735800), (248, 7326800), (260, 6988640), (310, 5861440), (320, 5678270), (325, 5590912), (400, 4542616), (403, 4508800), (416, 4367900), (496, 3663400), (520, 3494320), (620, 2930720), (640, 2839135), (650, 2795456), (775, 2344576), (800, 2271308), (806, 2254400), (832, 2183950), (992, 1831700), (1040, 1747160), (1240, 1465360), (1300, 1397728), (1409, 1289600), (1550, 1172288), (1600, 1135654), (1612, 1127200), (1664, 1091975), (1984, 915850), (2015, 901760), (2080, 873580), (2480, 732680), (2600, 698864), (2818, 644800), (3100, 586144), (3200, 567827), (3224, 563600), (3968, 457925), (4030, 450880), (4160, 436790), (4960, 366340), (5200, 349432), (5636, 322400), (6200, 293072), (6448, 281800), (7045, 257920), (8060, 225440), (8320, 218395), (9920, 183170), (10075, 180352), (10400, 174716), (11272, 161200), (12400, 146536), (12896, 140900), (14090, 128960), (16120, 112720), (18317, 99200), (19840, 91585), (20150, 90176), (20800, 87358), (22544, 80600), (24800, 73268), (25792, 70450), (28180, 64480), (32240, 56360), (35225, 51584), (36634, 49600), (40300, 45088), (41600, 43679)]