86721840

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{1487}}^1$

素因数の和:1518

約数の個数: 140

約数和(自身を含む): 302507424

約数和(自身を除く): 215785584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1487, 1620, 1944, 2160, 2430, 2916, 2974, 3240, 3645, 3888, 4461, 4860, 5832, 5948, 6480, 7290, 7435, 8922, 9720, 11664, 11896, 13383, 14580, 14870, 17844, 19440, 22305, 23792, 26766, 29160, 29740, 35688, 40149, 44610, 53532, 58320, 59480, 66915, 71376, 80298, 89220, 107064, 118960, 120447, 133830, 160596, 178440, 200745, 214128, 240894, 267660, 321192, 356880, 361341, 401490, 481788, 535320, 602235, 642384, 722682, 802980, 963576, 1070640, 1084023, 1204470, 1445364, 1605960, 1806705, 1927152, 2168046, 2408940, 2890728, 3211920, 3613410, 4336092, 4817880, 5420115, 5781456, 7226820, 8672184, 9635760, 10840230, 14453640, 17344368, 21680460, 28907280, 43360920, 86721840]

約数ペア:

[(1, 86721840), (2, 43360920), (3, 28907280), (4, 21680460), (5, 17344368), (6, 14453640), (8, 10840230), (9, 9635760), (10, 8672184), (12, 7226820), (15, 5781456), (16, 5420115), (18, 4817880), (20, 4336092), (24, 3613410), (27, 3211920), (30, 2890728), (36, 2408940), (40, 2168046), (45, 1927152), (48, 1806705), (54, 1605960), (60, 1445364), (72, 1204470), (80, 1084023), (81, 1070640), (90, 963576), (108, 802980), (120, 722682), (135, 642384), (144, 602235), (162, 535320), (180, 481788), (216, 401490), (240, 361341), (243, 356880), (270, 321192), (324, 267660), (360, 240894), (405, 214128), (432, 200745), (486, 178440), (540, 160596), (648, 133830), (720, 120447), (729, 118960), (810, 107064), (972, 89220), (1080, 80298), (1215, 71376), (1296, 66915), (1458, 59480), (1487, 58320), (1620, 53532), (1944, 44610), (2160, 40149), (2430, 35688), (2916, 29740), (2974, 29160), (3240, 26766), (3645, 23792), (3888, 22305), (4461, 19440), (4860, 17844), (5832, 14870), (5948, 14580), (6480, 13383), (7290, 11896), (7435, 11664), (8922, 9720)]