205000320

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{2179}}^1$

素因数の和:2215

約数の個数: 192

約数和(自身を含む): 760471200

約数和(自身を除く): 555470880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2179, 2240, 2352, 2688, 2940, 3136, 3360, 3920, 4358, 4480, 4704, 5880, 6272, 6537, 6720, 7840, 8716, 9408, 10895, 11760, 13074, 13440, 15253, 15680, 17432, 18816, 21790, 23520, 26148, 30506, 31360, 32685, 34864, 43580, 45759, 47040, 52296, 61012, 65370, 69728, 76265, 87160, 91518, 94080, 104592, 106771, 122024, 130740, 139456, 152530, 174320, 183036, 209184, 213542, 228795, 244048, 261480, 278912, 305060, 320313, 348640, 366072, 418368, 427084, 457590, 488096, 522960, 533855, 610120, 640626, 697280, 732144, 836736, 854168, 915180, 976192, 1045920, 1067710, 1220240, 1281252, 1394560, 1464288, 1601565, 1708336, 1830360, 1952384, 2091840, 2135420, 2440480, 2562504, 2928576, 3203130, 3416672, 3660720, 4183680, 4270840, 4880960, 5125008, 5857152, 6406260, 6833344, 7321440, 8541680, 9761920, 10250016, 12812520, 13666688, 14642880, 17083360, 20500032, 25625040, 29285760, 34166720, 41000064, 51250080, 68333440, 102500160, 205000320]

約数ペア:

[(1, 205000320), (2, 102500160), (3, 68333440), (4, 51250080), (5, 41000064), (6, 34166720), (7, 29285760), (8, 25625040), (10, 20500032), (12, 17083360), (14, 14642880), (15, 13666688), (16, 12812520), (20, 10250016), (21, 9761920), (24, 8541680), (28, 7321440), (30, 6833344), (32, 6406260), (35, 5857152), (40, 5125008), (42, 4880960), (48, 4270840), (49, 4183680), (56, 3660720), (60, 3416672), (64, 3203130), (70, 2928576), (80, 2562504), (84, 2440480), (96, 2135420), (98, 2091840), (105, 1952384), (112, 1830360), (120, 1708336), (128, 1601565), (140, 1464288), (147, 1394560), (160, 1281252), (168, 1220240), (192, 1067710), (196, 1045920), (210, 976192), (224, 915180), (240, 854168), (245, 836736), (280, 732144), (294, 697280), (320, 640626), (336, 610120), (384, 533855), (392, 522960), (420, 488096), (448, 457590), (480, 427084), (490, 418368), (560, 366072), (588, 348640), (640, 320313), (672, 305060), (735, 278912), (784, 261480), (840, 244048), (896, 228795), (960, 213542), (980, 209184), (1120, 183036), (1176, 174320), (1344, 152530), (1470, 139456), (1568, 130740), (1680, 122024), (1920, 106771), (1960, 104592), (2179, 94080), (2240, 91518), (2352, 87160), (2688, 76265), (2940, 69728), (3136, 65370), (3360, 61012), (3920, 52296), (4358, 47040), (4480, 45759), (4704, 43580), (5880, 34864), (6272, 32685), (6537, 31360), (6720, 30506), (7840, 26148), (8716, 23520), (9408, 21790), (10895, 18816), (11760, 17432), (13074, 15680), (13440, 15253)]