71890560

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{1783}}^1$

素因数の和:1815

約数の個数: 192

約数和(自身を含む): 283870080

約数和(自身を除く): 211979520

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, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1783, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 3566, 4032, 4480, 5040, 5349, 5760, 6720, 7132, 8064, 8915, 10080, 10698, 12481, 13440, 14264, 16047, 17830, 20160, 21396, 24962, 26745, 28528, 32094, 35660, 37443, 40320, 42792, 49924, 53490, 57056, 62405, 64188, 71320, 74886, 80235, 85584, 99848, 106980, 112329, 114112, 124810, 128376, 142640, 149772, 160470, 171168, 187215, 199696, 213960, 224658, 228224, 249620, 256752, 285280, 299544, 320940, 342336, 374430, 399392, 427920, 449316, 499240, 513504, 561645, 570560, 599088, 641880, 684672, 748860, 798784, 855840, 898632, 998480, 1027008, 1123290, 1141120, 1198176, 1283760, 1497720, 1597568, 1711680, 1797264, 1996960, 2054016, 2246580, 2396352, 2567520, 2995440, 3423360, 3594528, 3993920, 4493160, 4792704, 5135040, 5990880, 7189056, 7987840, 8986320, 10270080, 11981760, 14378112, 17972640, 23963520, 35945280, 71890560]

約数ペア:

[(1, 71890560), (2, 35945280), (3, 23963520), (4, 17972640), (5, 14378112), (6, 11981760), (7, 10270080), (8, 8986320), (9, 7987840), (10, 7189056), (12, 5990880), (14, 5135040), (15, 4792704), (16, 4493160), (18, 3993920), (20, 3594528), (21, 3423360), (24, 2995440), (28, 2567520), (30, 2396352), (32, 2246580), (35, 2054016), (36, 1996960), (40, 1797264), (42, 1711680), (45, 1597568), (48, 1497720), (56, 1283760), (60, 1198176), (63, 1141120), (64, 1123290), (70, 1027008), (72, 998480), (80, 898632), (84, 855840), (90, 798784), (96, 748860), (105, 684672), (112, 641880), (120, 599088), (126, 570560), (128, 561645), (140, 513504), (144, 499240), (160, 449316), (168, 427920), (180, 399392), (192, 374430), (210, 342336), (224, 320940), (240, 299544), (252, 285280), (280, 256752), (288, 249620), (315, 228224), (320, 224658), (336, 213960), (360, 199696), (384, 187215), (420, 171168), (448, 160470), (480, 149772), (504, 142640), (560, 128376), (576, 124810), (630, 114112), (640, 112329), (672, 106980), (720, 99848), (840, 85584), (896, 80235), (960, 74886), (1008, 71320), (1120, 64188), (1152, 62405), (1260, 57056), (1344, 53490), (1440, 49924), (1680, 42792), (1783, 40320), (1920, 37443), (2016, 35660), (2240, 32094), (2520, 28528), (2688, 26745), (2880, 24962), (3360, 21396), (3566, 20160), (4032, 17830), (4480, 16047), (5040, 14264), (5349, 13440), (5760, 12481), (6720, 10698), (7132, 10080), (8064, 8915)]