31320800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:98

約数の個数: 216

約数和(自身を含む): 96181344

約数和(自身を除く): 64860544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 47, 49, 50, 56, 68, 70, 80, 85, 94, 98, 100, 112, 119, 136, 140, 160, 170, 175, 188, 196, 200, 224, 235, 238, 245, 272, 280, 329, 340, 350, 376, 392, 400, 425, 470, 476, 490, 544, 560, 595, 658, 680, 700, 752, 784, 799, 800, 833, 850, 940, 952, 980, 1120, 1175, 1190, 1225, 1316, 1360, 1400, 1504, 1568, 1598, 1645, 1666, 1700, 1880, 1904, 1960, 2303, 2350, 2380, 2450, 2632, 2720, 2800, 2975, 3196, 3290, 3332, 3400, 3760, 3808, 3920, 3995, 4165, 4606, 4700, 4760, 4900, 5264, 5593, 5600, 5950, 6392, 6580, 6664, 6800, 7520, 7840, 7990, 8225, 8330, 9212, 9400, 9520, 9800, 10528, 11186, 11515, 11900, 12784, 13160, 13328, 13600, 15980, 16450, 16660, 18424, 18800, 19040, 19600, 19975, 20825, 22372, 23030, 23800, 25568, 26320, 26656, 27965, 31960, 32900, 33320, 36848, 37600, 39151, 39200, 39950, 41650, 44744, 46060, 47600, 52640, 55930, 57575, 63920, 65800, 66640, 73696, 78302, 79900, 83300, 89488, 92120, 95200, 111860, 115150, 127840, 131600, 133280, 139825, 156604, 159800, 166600, 178976, 184240, 195755, 223720, 230300, 263200, 279650, 313208, 319600, 333200, 368480, 391510, 447440, 460600, 559300, 626416, 639200, 666400, 783020, 894880, 921200, 978775, 1118600, 1252832, 1566040, 1842400, 1957550, 2237200, 3132080, 3915100, 4474400, 6264160, 7830200, 15660400, 31320800]

約数ペア:

[(1, 31320800), (2, 15660400), (4, 7830200), (5, 6264160), (7, 4474400), (8, 3915100), (10, 3132080), (14, 2237200), (16, 1957550), (17, 1842400), (20, 1566040), (25, 1252832), (28, 1118600), (32, 978775), (34, 921200), (35, 894880), (40, 783020), (47, 666400), (49, 639200), (50, 626416), (56, 559300), (68, 460600), (70, 447440), (80, 391510), (85, 368480), (94, 333200), (98, 319600), (100, 313208), (112, 279650), (119, 263200), (136, 230300), (140, 223720), (160, 195755), (170, 184240), (175, 178976), (188, 166600), (196, 159800), (200, 156604), (224, 139825), (235, 133280), (238, 131600), (245, 127840), (272, 115150), (280, 111860), (329, 95200), (340, 92120), (350, 89488), (376, 83300), (392, 79900), (400, 78302), (425, 73696), (470, 66640), (476, 65800), (490, 63920), (544, 57575), (560, 55930), (595, 52640), (658, 47600), (680, 46060), (700, 44744), (752, 41650), (784, 39950), (799, 39200), (800, 39151), (833, 37600), (850, 36848), (940, 33320), (952, 32900), (980, 31960), (1120, 27965), (1175, 26656), (1190, 26320), (1225, 25568), (1316, 23800), (1360, 23030), (1400, 22372), (1504, 20825), (1568, 19975), (1598, 19600), (1645, 19040), (1666, 18800), (1700, 18424), (1880, 16660), (1904, 16450), (1960, 15980), (2303, 13600), (2350, 13328), (2380, 13160), (2450, 12784), (2632, 11900), (2720, 11515), (2800, 11186), (2975, 10528), (3196, 9800), (3290, 9520), (3332, 9400), (3400, 9212), (3760, 8330), (3808, 8225), (3920, 7990), (3995, 7840), (4165, 7520), (4606, 6800), (4700, 6664), (4760, 6580), (4900, 6392), (5264, 5950), (5593, 5600)]