207775680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^3\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 224

約数和(自身を含む): 770534400

約数和(自身を除く): 562758720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 343, 392, 420, 448, 480, 490, 560, 588, 631, 672, 686, 735, 784, 840, 960, 980, 1029, 1120, 1176, 1262, 1344, 1372, 1470, 1568, 1680, 1715, 1893, 1960, 2058, 2240, 2352, 2524, 2744, 2940, 3136, 3155, 3360, 3430, 3786, 3920, 4116, 4417, 4704, 5048, 5145, 5488, 5880, 6310, 6720, 6860, 7572, 7840, 8232, 8834, 9408, 9465, 10096, 10290, 10976, 11760, 12620, 13251, 13720, 15144, 15680, 16464, 17668, 18930, 20192, 20580, 21952, 22085, 23520, 25240, 26502, 27440, 30288, 30919, 32928, 35336, 37860, 40384, 41160, 44170, 47040, 50480, 53004, 54880, 60576, 61838, 65856, 66255, 70672, 75720, 82320, 88340, 92757, 100960, 106008, 109760, 121152, 123676, 132510, 141344, 151440, 154595, 164640, 176680, 185514, 201920, 212016, 216433, 247352, 265020, 282688, 302880, 309190, 329280, 353360, 371028, 424032, 432866, 463785, 494704, 530040, 605760, 618380, 649299, 706720, 742056, 848064, 865732, 927570, 989408, 1060080, 1082165, 1236760, 1298598, 1413440, 1484112, 1731464, 1855140, 1978816, 2120160, 2164330, 2473520, 2597196, 2968224, 3246495, 3462928, 3710280, 4240320, 4328660, 4947040, 5194392, 5936448, 6492990, 6925856, 7420560, 8657320, 9894080, 10388784, 12985980, 13851712, 14841120, 17314640, 20777568, 25971960, 29682240, 34629280, 41555136, 51943920, 69258560, 103887840, 207775680]

約数ペア:

[(1, 207775680), (2, 103887840), (3, 69258560), (4, 51943920), (5, 41555136), (6, 34629280), (7, 29682240), (8, 25971960), (10, 20777568), (12, 17314640), (14, 14841120), (15, 13851712), (16, 12985980), (20, 10388784), (21, 9894080), (24, 8657320), (28, 7420560), (30, 6925856), (32, 6492990), (35, 5936448), (40, 5194392), (42, 4947040), (48, 4328660), (49, 4240320), (56, 3710280), (60, 3462928), (64, 3246495), (70, 2968224), (80, 2597196), (84, 2473520), (96, 2164330), (98, 2120160), (105, 1978816), (112, 1855140), (120, 1731464), (140, 1484112), (147, 1413440), (160, 1298598), (168, 1236760), (192, 1082165), (196, 1060080), (210, 989408), (224, 927570), (240, 865732), (245, 848064), (280, 742056), (294, 706720), (320, 649299), (336, 618380), (343, 605760), (392, 530040), (420, 494704), (448, 463785), (480, 432866), (490, 424032), (560, 371028), (588, 353360), (631, 329280), (672, 309190), (686, 302880), (735, 282688), (784, 265020), (840, 247352), (960, 216433), (980, 212016), (1029, 201920), (1120, 185514), (1176, 176680), (1262, 164640), (1344, 154595), (1372, 151440), (1470, 141344), (1568, 132510), (1680, 123676), (1715, 121152), (1893, 109760), (1960, 106008), (2058, 100960), (2240, 92757), (2352, 88340), (2524, 82320), (2744, 75720), (2940, 70672), (3136, 66255), (3155, 65856), (3360, 61838), (3430, 60576), (3786, 54880), (3920, 53004), (4116, 50480), (4417, 47040), (4704, 44170), (5048, 41160), (5145, 40384), (5488, 37860), (5880, 35336), (6310, 32928), (6720, 30919), (6860, 30288), (7572, 27440), (7840, 26502), (8232, 25240), (8834, 23520), (9408, 22085), (9465, 21952), (10096, 20580), (10290, 20192), (10976, 18930), (11760, 17668), (12620, 16464), (13251, 15680), (13720, 15144)]