679526640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3821}}^1$

素因数の和:3872

約数の個数: 240

約数和(自身を含む): 2587646880

約数和(自身を除く): 1908120240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2964, 3120, 3420, 3705, 3821, 3952, 4446, 4560, 4680, 4940, 5928, 6840, 7410, 7642, 8892, 9360, 9880, 11115, 11463, 11856, 13680, 14820, 15284, 17784, 19105, 19760, 22230, 22926, 29640, 30568, 34389, 35568, 38210, 44460, 45852, 49673, 57315, 59280, 61136, 68778, 72599, 76420, 88920, 91704, 99346, 114630, 137556, 145198, 149019, 152840, 171945, 177840, 183408, 198692, 217797, 229260, 248365, 275112, 290396, 298038, 305680, 343890, 362995, 397384, 435594, 447057, 458520, 496730, 550224, 580792, 596076, 653391, 687780, 725990, 745095, 794768, 871188, 894114, 917040, 943787, 993460, 1088985, 1161584, 1192152, 1306782, 1375560, 1451980, 1490190, 1742376, 1788228, 1887574, 1986920, 2177970, 2235285, 2384304, 2613564, 2751120, 2831361, 2903960, 2980380, 3266955, 3484752, 3576456, 3775148, 3973840, 4355940, 4470570, 4718935, 5227128, 5662722, 5807920, 5960760, 6533910, 7152912, 7550296, 8494083, 8711880, 8941140, 9437870, 10454256, 11325444, 11921520, 13067820, 14156805, 15100592, 16988166, 17423760, 17882280, 18875740, 22650888, 26135640, 28313610, 33976332, 35764560, 37751480, 42470415, 45301776, 52271280, 56627220, 67952664, 75502960, 84940830, 113254440, 135905328, 169881660, 226508880, 339763320, 679526640]

約数ペア:

[(1, 679526640), (2, 339763320), (3, 226508880), (4, 169881660), (5, 135905328), (6, 113254440), (8, 84940830), (9, 75502960), (10, 67952664), (12, 56627220), (13, 52271280), (15, 45301776), (16, 42470415), (18, 37751480), (19, 35764560), (20, 33976332), (24, 28313610), (26, 26135640), (30, 22650888), (36, 18875740), (38, 17882280), (39, 17423760), (40, 16988166), (45, 15100592), (48, 14156805), (52, 13067820), (57, 11921520), (60, 11325444), (65, 10454256), (72, 9437870), (76, 8941140), (78, 8711880), (80, 8494083), (90, 7550296), (95, 7152912), (104, 6533910), (114, 5960760), (117, 5807920), (120, 5662722), (130, 5227128), (144, 4718935), (152, 4470570), (156, 4355940), (171, 3973840), (180, 3775148), (190, 3576456), (195, 3484752), (208, 3266955), (228, 2980380), (234, 2903960), (240, 2831361), (247, 2751120), (260, 2613564), (285, 2384304), (304, 2235285), (312, 2177970), (342, 1986920), (360, 1887574), (380, 1788228), (390, 1742376), (456, 1490190), (468, 1451980), (494, 1375560), (520, 1306782), (570, 1192152), (585, 1161584), (624, 1088985), (684, 993460), (720, 943787), (741, 917040), (760, 894114), (780, 871188), (855, 794768), (912, 745095), (936, 725990), (988, 687780), (1040, 653391), (1140, 596076), (1170, 580792), (1235, 550224), (1368, 496730), (1482, 458520), (1520, 447057), (1560, 435594), (1710, 397384), (1872, 362995), (1976, 343890), (2223, 305680), (2280, 298038), (2340, 290396), (2470, 275112), (2736, 248365), (2964, 229260), (3120, 217797), (3420, 198692), (3705, 183408), (3821, 177840), (3952, 171945), (4446, 152840), (4560, 149019), (4680, 145198), (4940, 137556), (5928, 114630), (6840, 99346), (7410, 91704), (7642, 88920), (8892, 76420), (9360, 72599), (9880, 68778), (11115, 61136), (11463, 59280), (11856, 57315), (13680, 49673), (14820, 45852), (15284, 44460), (17784, 38210), (19105, 35568), (19760, 34389), (22230, 30568), (22926, 29640)]