207421760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 224

約数和(自身を含む): 645200640

約数和(自身を除く): 437778880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 272, 280, 320, 340, 364, 416, 419, 442, 448, 455, 476, 520, 544, 560, 595, 680, 728, 832, 838, 884, 910, 952, 1040, 1088, 1105, 1120, 1190, 1360, 1456, 1547, 1676, 1768, 1820, 1904, 2080, 2095, 2210, 2240, 2380, 2720, 2912, 2933, 3094, 3352, 3536, 3640, 3808, 4160, 4190, 4420, 4760, 5440, 5447, 5824, 5866, 6188, 6704, 7072, 7123, 7280, 7616, 7735, 8380, 8840, 9520, 10894, 11732, 12376, 13408, 14144, 14246, 14560, 14665, 15470, 16760, 17680, 19040, 21788, 23464, 24752, 26816, 27235, 28492, 29120, 29330, 30940, 33520, 35360, 35615, 38080, 38129, 43576, 46928, 49504, 49861, 54470, 56984, 58660, 61880, 67040, 70720, 71230, 76258, 87152, 92599, 93856, 99008, 99722, 108940, 113968, 117320, 123760, 134080, 142460, 152516, 174304, 185198, 187712, 190645, 199444, 217880, 227936, 234640, 247520, 249305, 284920, 305032, 348608, 370396, 381290, 398888, 435760, 455872, 462995, 469280, 495040, 498610, 569840, 610064, 648193, 740792, 762580, 797776, 871520, 925990, 938560, 997220, 1139680, 1220128, 1296386, 1481584, 1525160, 1595552, 1743040, 1851980, 1994440, 2279360, 2440256, 2592772, 2963168, 3050320, 3191104, 3240965, 3703960, 3988880, 5185544, 5926336, 6100640, 6481930, 7407920, 7977760, 10371088, 12201280, 12963860, 14815840, 15955520, 20742176, 25927720, 29631680, 41484352, 51855440, 103710880, 207421760]

約数ペア:

[(1, 207421760), (2, 103710880), (4, 51855440), (5, 41484352), (7, 29631680), (8, 25927720), (10, 20742176), (13, 15955520), (14, 14815840), (16, 12963860), (17, 12201280), (20, 10371088), (26, 7977760), (28, 7407920), (32, 6481930), (34, 6100640), (35, 5926336), (40, 5185544), (52, 3988880), (56, 3703960), (64, 3240965), (65, 3191104), (68, 3050320), (70, 2963168), (80, 2592772), (85, 2440256), (91, 2279360), (104, 1994440), (112, 1851980), (119, 1743040), (130, 1595552), (136, 1525160), (140, 1481584), (160, 1296386), (170, 1220128), (182, 1139680), (208, 997220), (221, 938560), (224, 925990), (238, 871520), (260, 797776), (272, 762580), (280, 740792), (320, 648193), (340, 610064), (364, 569840), (416, 498610), (419, 495040), (442, 469280), (448, 462995), (455, 455872), (476, 435760), (520, 398888), (544, 381290), (560, 370396), (595, 348608), (680, 305032), (728, 284920), (832, 249305), (838, 247520), (884, 234640), (910, 227936), (952, 217880), (1040, 199444), (1088, 190645), (1105, 187712), (1120, 185198), (1190, 174304), (1360, 152516), (1456, 142460), (1547, 134080), (1676, 123760), (1768, 117320), (1820, 113968), (1904, 108940), (2080, 99722), (2095, 99008), (2210, 93856), (2240, 92599), (2380, 87152), (2720, 76258), (2912, 71230), (2933, 70720), (3094, 67040), (3352, 61880), (3536, 58660), (3640, 56984), (3808, 54470), (4160, 49861), (4190, 49504), (4420, 46928), (4760, 43576), (5440, 38129), (5447, 38080), (5824, 35615), (5866, 35360), (6188, 33520), (6704, 30940), (7072, 29330), (7123, 29120), (7280, 28492), (7616, 27235), (7735, 26816), (8380, 24752), (8840, 23464), (9520, 21788), (10894, 19040), (11732, 17680), (12376, 16760), (13408, 15470), (14144, 14665), (14246, 14560)]