71527680

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{887}}^1$

素因数の和:921

約数の個数: 216

約数和(自身を含む): 283151232

約数和(自身を除く): 211623552

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, 887, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1774, 1792, 1920, 2016, 2240, 2304, 2520, 2661, 2688, 2880, 3360, 3548, 3840, 4032, 4435, 4480, 5040, 5322, 5376, 5760, 6209, 6720, 7096, 7983, 8064, 8870, 8960, 10080, 10644, 11520, 12418, 13305, 13440, 14192, 15966, 16128, 17740, 18627, 20160, 21288, 24836, 26610, 26880, 28384, 31045, 31932, 35480, 37254, 39915, 40320, 42576, 49672, 53220, 55881, 56768, 62090, 63864, 70960, 74508, 79830, 80640, 85152, 93135, 99344, 106440, 111762, 113536, 124180, 127728, 141920, 149016, 159660, 170304, 186270, 198688, 212880, 223524, 227072, 248360, 255456, 279405, 283840, 298032, 319320, 340608, 372540, 397376, 425760, 447048, 496720, 510912, 558810, 567680, 596064, 638640, 681216, 745080, 794752, 851520, 894096, 993440, 1021824, 1117620, 1135360, 1192128, 1277280, 1490160, 1589504, 1703040, 1788192, 1986880, 2043648, 2235240, 2384256, 2554560, 2980320, 3406080, 3576384, 3973760, 4470480, 4768512, 5109120, 5960640, 7152768, 7947520, 8940960, 10218240, 11921280, 14305536, 17881920, 23842560, 35763840, 71527680]

約数ペア:

[(1, 71527680), (2, 35763840), (3, 23842560), (4, 17881920), (5, 14305536), (6, 11921280), (7, 10218240), (8, 8940960), (9, 7947520), (10, 7152768), (12, 5960640), (14, 5109120), (15, 4768512), (16, 4470480), (18, 3973760), (20, 3576384), (21, 3406080), (24, 2980320), (28, 2554560), (30, 2384256), (32, 2235240), (35, 2043648), (36, 1986880), (40, 1788192), (42, 1703040), (45, 1589504), (48, 1490160), (56, 1277280), (60, 1192128), (63, 1135360), (64, 1117620), (70, 1021824), (72, 993440), (80, 894096), (84, 851520), (90, 794752), (96, 745080), (105, 681216), (112, 638640), (120, 596064), (126, 567680), (128, 558810), (140, 510912), (144, 496720), (160, 447048), (168, 425760), (180, 397376), (192, 372540), (210, 340608), (224, 319320), (240, 298032), (252, 283840), (256, 279405), (280, 255456), (288, 248360), (315, 227072), (320, 223524), (336, 212880), (360, 198688), (384, 186270), (420, 170304), (448, 159660), (480, 149016), (504, 141920), (560, 127728), (576, 124180), (630, 113536), (640, 111762), (672, 106440), (720, 99344), (768, 93135), (840, 85152), (887, 80640), (896, 79830), (960, 74508), (1008, 70960), (1120, 63864), (1152, 62090), (1260, 56768), (1280, 55881), (1344, 53220), (1440, 49672), (1680, 42576), (1774, 40320), (1792, 39915), (1920, 37254), (2016, 35480), (2240, 31932), (2304, 31045), (2520, 28384), (2661, 26880), (2688, 26610), (2880, 24836), (3360, 21288), (3548, 20160), (3840, 18627), (4032, 17740), (4435, 16128), (4480, 15966), (5040, 14192), (5322, 13440), (5376, 13305), (5760, 12418), (6209, 11520), (6720, 10644), (7096, 10080), (7983, 8960), (8064, 8870)]