68581080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 160

約数和(自身を含む): 234962640

約数和(自身を除く): 166381560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 81, 90, 108, 120, 122, 135, 162, 180, 183, 216, 244, 270, 305, 324, 347, 360, 366, 405, 488, 540, 549, 610, 648, 694, 732, 810, 915, 1041, 1080, 1098, 1220, 1388, 1464, 1620, 1647, 1735, 1830, 2082, 2196, 2440, 2745, 2776, 3123, 3240, 3294, 3470, 3660, 4164, 4392, 4941, 5205, 5490, 6246, 6588, 6940, 7320, 8235, 8328, 9369, 9882, 10410, 10980, 12492, 13176, 13880, 15615, 16470, 18738, 19764, 20820, 21167, 21960, 24705, 24984, 28107, 31230, 32940, 37476, 39528, 41640, 42334, 46845, 49410, 56214, 62460, 63501, 65880, 74952, 84668, 93690, 98820, 105835, 112428, 124920, 127002, 140535, 169336, 187380, 190503, 197640, 211670, 224856, 254004, 281070, 317505, 374760, 381006, 423340, 508008, 562140, 571509, 635010, 762012, 846680, 952515, 1124280, 1143018, 1270020, 1524024, 1714527, 1905030, 2286036, 2540040, 2857545, 3429054, 3810060, 4572072, 5715090, 6858108, 7620120, 8572635, 11430180, 13716216, 17145270, 22860360, 34290540, 68581080]

約数ペア:

[(1, 68581080), (2, 34290540), (3, 22860360), (4, 17145270), (5, 13716216), (6, 11430180), (8, 8572635), (9, 7620120), (10, 6858108), (12, 5715090), (15, 4572072), (18, 3810060), (20, 3429054), (24, 2857545), (27, 2540040), (30, 2286036), (36, 1905030), (40, 1714527), (45, 1524024), (54, 1270020), (60, 1143018), (61, 1124280), (72, 952515), (81, 846680), (90, 762012), (108, 635010), (120, 571509), (122, 562140), (135, 508008), (162, 423340), (180, 381006), (183, 374760), (216, 317505), (244, 281070), (270, 254004), (305, 224856), (324, 211670), (347, 197640), (360, 190503), (366, 187380), (405, 169336), (488, 140535), (540, 127002), (549, 124920), (610, 112428), (648, 105835), (694, 98820), (732, 93690), (810, 84668), (915, 74952), (1041, 65880), (1080, 63501), (1098, 62460), (1220, 56214), (1388, 49410), (1464, 46845), (1620, 42334), (1647, 41640), (1735, 39528), (1830, 37476), (2082, 32940), (2196, 31230), (2440, 28107), (2745, 24984), (2776, 24705), (3123, 21960), (3240, 21167), (3294, 20820), (3470, 19764), (3660, 18738), (4164, 16470), (4392, 15615), (4941, 13880), (5205, 13176), (5490, 12492), (6246, 10980), (6588, 10410), (6940, 9882), (7320, 9369), (8235, 8328)]