689539760

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1933}}^1$

素因数の和:1980

約数の個数: 160

約数和(自身を含む): 2014454400

約数和(自身を除く): 1324914640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 343, 364, 392, 455, 490, 520, 560, 637, 686, 728, 784, 910, 980, 1040, 1274, 1372, 1456, 1715, 1820, 1933, 1960, 2548, 2744, 3185, 3430, 3640, 3866, 3920, 4459, 5096, 5488, 6370, 6860, 7280, 7732, 8918, 9665, 10192, 12740, 13531, 13720, 15464, 17836, 19330, 22295, 25129, 25480, 27062, 27440, 30928, 35672, 38660, 44590, 50258, 50960, 54124, 67655, 71344, 77320, 89180, 94717, 100516, 108248, 125645, 135310, 154640, 175903, 178360, 189434, 201032, 216496, 251290, 270620, 351806, 356720, 378868, 402064, 473585, 502580, 541240, 663019, 703612, 757736, 879515, 947170, 1005160, 1082480, 1231321, 1326038, 1407224, 1515472, 1759030, 1894340, 2010320, 2462642, 2652076, 2814448, 3315095, 3518060, 3788680, 4925284, 5304152, 6156605, 6630190, 7036120, 7577360, 8619247, 9850568, 10608304, 12313210, 13260380, 14072240, 17238494, 19701136, 24626420, 26520760, 34476988, 43096235, 49252840, 53041520, 68953976, 86192470, 98505680, 137907952, 172384940, 344769880, 689539760]

約数ペア:

[(1, 689539760), (2, 344769880), (4, 172384940), (5, 137907952), (7, 98505680), (8, 86192470), (10, 68953976), (13, 53041520), (14, 49252840), (16, 43096235), (20, 34476988), (26, 26520760), (28, 24626420), (35, 19701136), (40, 17238494), (49, 14072240), (52, 13260380), (56, 12313210), (65, 10608304), (70, 9850568), (80, 8619247), (91, 7577360), (98, 7036120), (104, 6630190), (112, 6156605), (130, 5304152), (140, 4925284), (182, 3788680), (196, 3518060), (208, 3315095), (245, 2814448), (260, 2652076), (280, 2462642), (343, 2010320), (364, 1894340), (392, 1759030), (455, 1515472), (490, 1407224), (520, 1326038), (560, 1231321), (637, 1082480), (686, 1005160), (728, 947170), (784, 879515), (910, 757736), (980, 703612), (1040, 663019), (1274, 541240), (1372, 502580), (1456, 473585), (1715, 402064), (1820, 378868), (1933, 356720), (1960, 351806), (2548, 270620), (2744, 251290), (3185, 216496), (3430, 201032), (3640, 189434), (3866, 178360), (3920, 175903), (4459, 154640), (5096, 135310), (5488, 125645), (6370, 108248), (6860, 100516), (7280, 94717), (7732, 89180), (8918, 77320), (9665, 71344), (10192, 67655), (12740, 54124), (13531, 50960), (13720, 50258), (15464, 44590), (17836, 38660), (19330, 35672), (22295, 30928), (25129, 27440), (25480, 27062)]