71205120

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{883}}^1$

素因数の和:917

約数の個数: 216

約数和(自身を含む): 281875776

約数和(自身を除く): 210670656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 883, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1766, 1792, 1920, 2016, 2240, 2304, 2520, 2649, 2688, 2880, 3360, 3532, 3840, 4032, 4415, 4480, 5040, 5298, 5376, 5760, 6181, 6720, 7064, 7947, 8064, 8830, 8960, 10080, 10596, 11520, 12362, 13245, 13440, 14128, 15894, 16128, 17660, 18543, 20160, 21192, 24724, 26490, 26880, 28256, 30905, 31788, 35320, 37086, 39735, 40320, 42384, 49448, 52980, 55629, 56512, 61810, 63576, 70640, 74172, 79470, 80640, 84768, 92715, 98896, 105960, 111258, 113024, 123620, 127152, 141280, 148344, 158940, 169536, 185430, 197792, 211920, 222516, 226048, 247240, 254304, 278145, 282560, 296688, 317880, 339072, 370860, 395584, 423840, 445032, 494480, 508608, 556290, 565120, 593376, 635760, 678144, 741720, 791168, 847680, 890064, 988960, 1017216, 1112580, 1130240, 1186752, 1271520, 1483440, 1582336, 1695360, 1780128, 1977920, 2034432, 2225160, 2373504, 2543040, 2966880, 3390720, 3560256, 3955840, 4450320, 4747008, 5086080, 5933760, 7120512, 7911680, 8900640, 10172160, 11867520, 14241024, 17801280, 23735040, 35602560, 71205120]

約数ペア:

[(1, 71205120), (2, 35602560), (3, 23735040), (4, 17801280), (5, 14241024), (6, 11867520), (7, 10172160), (8, 8900640), (9, 7911680), (10, 7120512), (12, 5933760), (14, 5086080), (15, 4747008), (16, 4450320), (18, 3955840), (20, 3560256), (21, 3390720), (24, 2966880), (28, 2543040), (30, 2373504), (32, 2225160), (35, 2034432), (36, 1977920), (40, 1780128), (42, 1695360), (45, 1582336), (48, 1483440), (56, 1271520), (60, 1186752), (63, 1130240), (64, 1112580), (70, 1017216), (72, 988960), (80, 890064), (84, 847680), (90, 791168), (96, 741720), (105, 678144), (112, 635760), (120, 593376), (126, 565120), (128, 556290), (140, 508608), (144, 494480), (160, 445032), (168, 423840), (180, 395584), (192, 370860), (210, 339072), (224, 317880), (240, 296688), (252, 282560), (256, 278145), (280, 254304), (288, 247240), (315, 226048), (320, 222516), (336, 211920), (360, 197792), (384, 185430), (420, 169536), (448, 158940), (480, 148344), (504, 141280), (560, 127152), (576, 123620), (630, 113024), (640, 111258), (672, 105960), (720, 98896), (768, 92715), (840, 84768), (883, 80640), (896, 79470), (960, 74172), (1008, 70640), (1120, 63576), (1152, 61810), (1260, 56512), (1280, 55629), (1344, 52980), (1440, 49448), (1680, 42384), (1766, 40320), (1792, 39735), (1920, 37086), (2016, 35320), (2240, 31788), (2304, 30905), (2520, 28256), (2649, 26880), (2688, 26490), (2880, 24724), (3360, 21192), (3532, 20160), (3840, 18543), (4032, 17660), (4415, 16128), (4480, 15894), (5040, 14128), (5298, 13440), (5376, 13245), (5760, 12362), (6181, 11520), (6720, 10596), (7064, 10080), (7947, 8960), (8064, 8830)]