493916800

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:451

約数の個数: 192

約数和(自身を含む): 1359912960

約数和(自身を除く): 865996160

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, 383, 400, 403, 416, 496, 520, 620, 640, 650, 766, 775, 800, 806, 832, 992, 1040, 1240, 1300, 1532, 1550, 1600, 1612, 1664, 1915, 1984, 2015, 2080, 2480, 2600, 3064, 3100, 3200, 3224, 3830, 3968, 4030, 4160, 4960, 4979, 5200, 6128, 6200, 6448, 7660, 8060, 8320, 9575, 9920, 9958, 10075, 10400, 11873, 12256, 12400, 12896, 15320, 16120, 19150, 19840, 19916, 20150, 20800, 23746, 24512, 24800, 24895, 25792, 30640, 32240, 38300, 39832, 40300, 41600, 47492, 49024, 49600, 49790, 51584, 59365, 61280, 64480, 76600, 79664, 80600, 94984, 99200, 99580, 118730, 122560, 124475, 128960, 153200, 154349, 159328, 161200, 189968, 199160, 237460, 245120, 248950, 257920, 296825, 306400, 308698, 318656, 322400, 379936, 398320, 474920, 497900, 593650, 612800, 617396, 637312, 644800, 759872, 771745, 796640, 949840, 995800, 1187300, 1225600, 1234792, 1289600, 1519744, 1543490, 1593280, 1899680, 1991600, 2374600, 2469584, 3086980, 3186560, 3799360, 3858725, 3983200, 4749200, 4939168, 6173960, 7598720, 7717450, 7966400, 9498400, 9878336, 12347920, 15434900, 15932800, 18996800, 19756672, 24695840, 30869800, 37993600, 49391680, 61739600, 98783360, 123479200, 246958400, 493916800]

約数ペア:

[(1, 493916800), (2, 246958400), (4, 123479200), (5, 98783360), (8, 61739600), (10, 49391680), (13, 37993600), (16, 30869800), (20, 24695840), (25, 19756672), (26, 18996800), (31, 15932800), (32, 15434900), (40, 12347920), (50, 9878336), (52, 9498400), (62, 7966400), (64, 7717450), (65, 7598720), (80, 6173960), (100, 4939168), (104, 4749200), (124, 3983200), (128, 3858725), (130, 3799360), (155, 3186560), (160, 3086980), (200, 2469584), (208, 2374600), (248, 1991600), (260, 1899680), (310, 1593280), (320, 1543490), (325, 1519744), (383, 1289600), (400, 1234792), (403, 1225600), (416, 1187300), (496, 995800), (520, 949840), (620, 796640), (640, 771745), (650, 759872), (766, 644800), (775, 637312), (800, 617396), (806, 612800), (832, 593650), (992, 497900), (1040, 474920), (1240, 398320), (1300, 379936), (1532, 322400), (1550, 318656), (1600, 308698), (1612, 306400), (1664, 296825), (1915, 257920), (1984, 248950), (2015, 245120), (2080, 237460), (2480, 199160), (2600, 189968), (3064, 161200), (3100, 159328), (3200, 154349), (3224, 153200), (3830, 128960), (3968, 124475), (4030, 122560), (4160, 118730), (4960, 99580), (4979, 99200), (5200, 94984), (6128, 80600), (6200, 79664), (6448, 76600), (7660, 64480), (8060, 61280), (8320, 59365), (9575, 51584), (9920, 49790), (9958, 49600), (10075, 49024), (10400, 47492), (11873, 41600), (12256, 40300), (12400, 39832), (12896, 38300), (15320, 32240), (16120, 30640), (19150, 25792), (19840, 24895), (19916, 24800), (20150, 24512), (20800, 23746)]