255430080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2915

約数の個数: 168

約数和(自身を含む): 907231104

約数和(自身を除く): 651801024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2480, 2790, 2861, 2880, 2976, 3720, 4464, 4960, 5580, 5722, 5952, 7440, 8583, 8928, 9920, 11160, 11444, 14305, 14880, 17166, 17856, 22320, 22888, 25749, 28610, 29760, 34332, 42915, 44640, 45776, 51498, 57220, 68664, 85830, 88691, 89280, 91552, 102996, 114440, 128745, 137328, 171660, 177382, 183104, 205992, 228880, 257490, 266073, 274656, 343320, 354764, 411984, 443455, 457760, 514980, 532146, 549312, 686640, 709528, 798219, 823968, 886910, 915520, 1029960, 1064292, 1330365, 1373280, 1419056, 1596438, 1647936, 1773820, 2059920, 2128584, 2660730, 2746560, 2838112, 3192876, 3547640, 3991095, 4119840, 4257168, 5321460, 5676224, 6385752, 7095280, 7982190, 8239680, 8514336, 10642920, 12771504, 14190560, 15964380, 17028672, 21285840, 25543008, 28381120, 31928760, 42571680, 51086016, 63857520, 85143360, 127715040, 255430080]

約数ペア:

[(1, 255430080), (2, 127715040), (3, 85143360), (4, 63857520), (5, 51086016), (6, 42571680), (8, 31928760), (9, 28381120), (10, 25543008), (12, 21285840), (15, 17028672), (16, 15964380), (18, 14190560), (20, 12771504), (24, 10642920), (30, 8514336), (31, 8239680), (32, 7982190), (36, 7095280), (40, 6385752), (45, 5676224), (48, 5321460), (60, 4257168), (62, 4119840), (64, 3991095), (72, 3547640), (80, 3192876), (90, 2838112), (93, 2746560), (96, 2660730), (120, 2128584), (124, 2059920), (144, 1773820), (155, 1647936), (160, 1596438), (180, 1419056), (186, 1373280), (192, 1330365), (240, 1064292), (248, 1029960), (279, 915520), (288, 886910), (310, 823968), (320, 798219), (360, 709528), (372, 686640), (465, 549312), (480, 532146), (496, 514980), (558, 457760), (576, 443455), (620, 411984), (720, 354764), (744, 343320), (930, 274656), (960, 266073), (992, 257490), (1116, 228880), (1240, 205992), (1395, 183104), (1440, 177382), (1488, 171660), (1860, 137328), (1984, 128745), (2232, 114440), (2480, 102996), (2790, 91552), (2861, 89280), (2880, 88691), (2976, 85830), (3720, 68664), (4464, 57220), (4960, 51498), (5580, 45776), (5722, 44640), (5952, 42915), (7440, 34332), (8583, 29760), (8928, 28610), (9920, 25749), (11160, 22888), (11444, 22320), (14305, 17856), (14880, 17166)]