857745720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:539

約数の個数: 256

約数和(自身を含む): 3104640000

約数和(自身を除く): 2246894280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 199, 216, 234, 260, 270, 307, 312, 351, 360, 390, 398, 468, 520, 540, 585, 597, 614, 702, 780, 796, 921, 936, 995, 1080, 1170, 1194, 1228, 1404, 1535, 1560, 1592, 1755, 1791, 1842, 1990, 2340, 2388, 2456, 2587, 2763, 2808, 2985, 3070, 3510, 3582, 3684, 3980, 3991, 4605, 4680, 4776, 5174, 5373, 5526, 5970, 6140, 7020, 7164, 7368, 7761, 7960, 7982, 8289, 8955, 9210, 10348, 10746, 11052, 11940, 11973, 12280, 12935, 13815, 14040, 14328, 15522, 15964, 16578, 17910, 18420, 19955, 20696, 21492, 22104, 23283, 23880, 23946, 25870, 26865, 27630, 31044, 31928, 33156, 35820, 35919, 36840, 38805, 39910, 41445, 42984, 46566, 47892, 51740, 53730, 55260, 59865, 61093, 62088, 66312, 69849, 71640, 71838, 77610, 79820, 82890, 93132, 95784, 103480, 107460, 107757, 110520, 116415, 119730, 122186, 139698, 143676, 155220, 159640, 165780, 179595, 183279, 186264, 214920, 215514, 232830, 239460, 244372, 279396, 287352, 305465, 310440, 331560, 349245, 359190, 366558, 431028, 465660, 478920, 488744, 538785, 549837, 558792, 610930, 698490, 718380, 733116, 794209, 862056, 916395, 931320, 1077570, 1099674, 1221860, 1396980, 1436760, 1466232, 1588418, 1649511, 1832790, 2155140, 2199348, 2382627, 2443720, 2749185, 2793960, 3176836, 3299022, 3665580, 3971045, 4310280, 4398696, 4765254, 5498370, 6353672, 6598044, 7147881, 7331160, 7942090, 8247555, 9530508, 10996740, 11913135, 13196088, 14295762, 15884180, 16495110, 19061016, 21443643, 21993480, 23826270, 28591524, 31768360, 32990220, 35739405, 42887286, 47652540, 57183048, 65980440, 71478810, 85774572, 95305080, 107218215, 142957620, 171549144, 214436430, 285915240, 428872860, 857745720]

約数ペア:

[(1, 857745720), (2, 428872860), (3, 285915240), (4, 214436430), (5, 171549144), (6, 142957620), (8, 107218215), (9, 95305080), (10, 85774572), (12, 71478810), (13, 65980440), (15, 57183048), (18, 47652540), (20, 42887286), (24, 35739405), (26, 32990220), (27, 31768360), (30, 28591524), (36, 23826270), (39, 21993480), (40, 21443643), (45, 19061016), (52, 16495110), (54, 15884180), (60, 14295762), (65, 13196088), (72, 11913135), (78, 10996740), (90, 9530508), (104, 8247555), (108, 7942090), (117, 7331160), (120, 7147881), (130, 6598044), (135, 6353672), (156, 5498370), (180, 4765254), (195, 4398696), (199, 4310280), (216, 3971045), (234, 3665580), (260, 3299022), (270, 3176836), (307, 2793960), (312, 2749185), (351, 2443720), (360, 2382627), (390, 2199348), (398, 2155140), (468, 1832790), (520, 1649511), (540, 1588418), (585, 1466232), (597, 1436760), (614, 1396980), (702, 1221860), (780, 1099674), (796, 1077570), (921, 931320), (936, 916395), (995, 862056), (1080, 794209), (1170, 733116), (1194, 718380), (1228, 698490), (1404, 610930), (1535, 558792), (1560, 549837), (1592, 538785), (1755, 488744), (1791, 478920), (1842, 465660), (1990, 431028), (2340, 366558), (2388, 359190), (2456, 349245), (2587, 331560), (2763, 310440), (2808, 305465), (2985, 287352), (3070, 279396), (3510, 244372), (3582, 239460), (3684, 232830), (3980, 215514), (3991, 214920), (4605, 186264), (4680, 183279), (4776, 179595), (5174, 165780), (5373, 159640), (5526, 155220), (5970, 143676), (6140, 139698), (7020, 122186), (7164, 119730), (7368, 116415), (7761, 110520), (7960, 107757), (7982, 107460), (8289, 103480), (8955, 95784), (9210, 93132), (10348, 82890), (10746, 79820), (11052, 77610), (11940, 71838), (11973, 71640), (12280, 69849), (12935, 66312), (13815, 62088), (14040, 61093), (14328, 59865), (15522, 55260), (15964, 53730), (16578, 51740), (17910, 47892), (18420, 46566), (19955, 42984), (20696, 41445), (21492, 39910), (22104, 38805), (23283, 36840), (23880, 35919), (23946, 35820), (25870, 33156), (26865, 31928), (27630, 31044)]