1638451680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:937

約数の個数: 192

約数和(自身を含む): 5370624000

約数和(自身を除く): 3732172320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 149, 155, 160, 186, 240, 248, 298, 310, 372, 447, 465, 480, 496, 596, 620, 739, 744, 745, 894, 930, 992, 1192, 1240, 1478, 1488, 1490, 1788, 1860, 2217, 2235, 2384, 2480, 2956, 2976, 2980, 3576, 3695, 3720, 4434, 4470, 4619, 4768, 4960, 5912, 5960, 7152, 7390, 7440, 8868, 8940, 9238, 11085, 11824, 11920, 13857, 14304, 14780, 14880, 17736, 17880, 18476, 22170, 22909, 23095, 23648, 23840, 27714, 29560, 35472, 35760, 36952, 44340, 45818, 46190, 55428, 59120, 68727, 69285, 70944, 71520, 73904, 88680, 91636, 92380, 110111, 110856, 114545, 118240, 137454, 138570, 147808, 177360, 183272, 184760, 220222, 221712, 229090, 274908, 277140, 330333, 343635, 354720, 366544, 369520, 440444, 443424, 458180, 549816, 550555, 554280, 660666, 687270, 733088, 739040, 880888, 916360, 1099632, 1101110, 1108560, 1321332, 1374540, 1651665, 1761776, 1832720, 2199264, 2202220, 2217120, 2642664, 2749080, 3303330, 3413441, 3523552, 3665440, 4404440, 5285328, 5498160, 6606660, 6826882, 8808880, 10240323, 10570656, 10996320, 13213320, 13653764, 17067205, 17617760, 20480646, 26426640, 27307528, 34134410, 40961292, 51201615, 52853280, 54615056, 68268820, 81922584, 102403230, 109230112, 136537640, 163845168, 204806460, 273075280, 327690336, 409612920, 546150560, 819225840, 1638451680]

約数ペア:

[(1, 1638451680), (2, 819225840), (3, 546150560), (4, 409612920), (5, 327690336), (6, 273075280), (8, 204806460), (10, 163845168), (12, 136537640), (15, 109230112), (16, 102403230), (20, 81922584), (24, 68268820), (30, 54615056), (31, 52853280), (32, 51201615), (40, 40961292), (48, 34134410), (60, 27307528), (62, 26426640), (80, 20480646), (93, 17617760), (96, 17067205), (120, 13653764), (124, 13213320), (149, 10996320), (155, 10570656), (160, 10240323), (186, 8808880), (240, 6826882), (248, 6606660), (298, 5498160), (310, 5285328), (372, 4404440), (447, 3665440), (465, 3523552), (480, 3413441), (496, 3303330), (596, 2749080), (620, 2642664), (739, 2217120), (744, 2202220), (745, 2199264), (894, 1832720), (930, 1761776), (992, 1651665), (1192, 1374540), (1240, 1321332), (1478, 1108560), (1488, 1101110), (1490, 1099632), (1788, 916360), (1860, 880888), (2217, 739040), (2235, 733088), (2384, 687270), (2480, 660666), (2956, 554280), (2976, 550555), (2980, 549816), (3576, 458180), (3695, 443424), (3720, 440444), (4434, 369520), (4470, 366544), (4619, 354720), (4768, 343635), (4960, 330333), (5912, 277140), (5960, 274908), (7152, 229090), (7390, 221712), (7440, 220222), (8868, 184760), (8940, 183272), (9238, 177360), (11085, 147808), (11824, 138570), (11920, 137454), (13857, 118240), (14304, 114545), (14780, 110856), (14880, 110111), (17736, 92380), (17880, 91636), (18476, 88680), (22170, 73904), (22909, 71520), (23095, 70944), (23648, 69285), (23840, 68727), (27714, 59120), (29560, 55428), (35472, 46190), (35760, 45818), (36952, 44340)]