123479200

素因数分解:

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

素因数の和:447

約数の個数: 144

約数和(自身を含む): 335978496

約数和(自身を除く): 212499296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 383, 400, 403, 416, 496, 520, 620, 650, 766, 775, 800, 806, 992, 1040, 1240, 1300, 1532, 1550, 1612, 1915, 2015, 2080, 2480, 2600, 3064, 3100, 3224, 3830, 4030, 4960, 4979, 5200, 6128, 6200, 6448, 7660, 8060, 9575, 9958, 10075, 10400, 11873, 12256, 12400, 12896, 15320, 16120, 19150, 19916, 20150, 23746, 24800, 24895, 30640, 32240, 38300, 39832, 40300, 47492, 49790, 59365, 61280, 64480, 76600, 79664, 80600, 94984, 99580, 118730, 124475, 153200, 154349, 159328, 161200, 189968, 199160, 237460, 248950, 296825, 306400, 308698, 322400, 379936, 398320, 474920, 497900, 593650, 617396, 771745, 796640, 949840, 995800, 1187300, 1234792, 1543490, 1899680, 1991600, 2374600, 2469584, 3086980, 3858725, 3983200, 4749200, 4939168, 6173960, 7717450, 9498400, 12347920, 15434900, 24695840, 30869800, 61739600, 123479200]

約数ペア:

[(1, 123479200), (2, 61739600), (4, 30869800), (5, 24695840), (8, 15434900), (10, 12347920), (13, 9498400), (16, 7717450), (20, 6173960), (25, 4939168), (26, 4749200), (31, 3983200), (32, 3858725), (40, 3086980), (50, 2469584), (52, 2374600), (62, 1991600), (65, 1899680), (80, 1543490), (100, 1234792), (104, 1187300), (124, 995800), (130, 949840), (155, 796640), (160, 771745), (200, 617396), (208, 593650), (248, 497900), (260, 474920), (310, 398320), (325, 379936), (383, 322400), (400, 308698), (403, 306400), (416, 296825), (496, 248950), (520, 237460), (620, 199160), (650, 189968), (766, 161200), (775, 159328), (800, 154349), (806, 153200), (992, 124475), (1040, 118730), (1240, 99580), (1300, 94984), (1532, 80600), (1550, 79664), (1612, 76600), (1915, 64480), (2015, 61280), (2080, 59365), (2480, 49790), (2600, 47492), (3064, 40300), (3100, 39832), (3224, 38300), (3830, 32240), (4030, 30640), (4960, 24895), (4979, 24800), (5200, 23746), (6128, 20150), (6200, 19916), (6448, 19150), (7660, 16120), (8060, 15320), (9575, 12896), (9958, 12400), (10075, 12256), (10400, 11873)]