19271520

素因数分解:

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

素因数の和:1514

約数の個数: 120

約数和(自身を含む): 68058144

約数和(自身を除く): 48786624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1487, 1620, 2160, 2592, 2974, 3240, 4320, 4461, 5948, 6480, 7435, 8922, 11896, 12960, 13383, 14870, 17844, 22305, 23792, 26766, 29740, 35688, 40149, 44610, 47584, 53532, 59480, 66915, 71376, 80298, 89220, 107064, 118960, 120447, 133830, 142752, 160596, 178440, 200745, 214128, 237920, 240894, 267660, 321192, 356880, 401490, 428256, 481788, 535320, 602235, 642384, 713760, 802980, 963576, 1070640, 1204470, 1284768, 1605960, 1927152, 2141280, 2408940, 3211920, 3854304, 4817880, 6423840, 9635760, 19271520]

約数ペア:

[(1, 19271520), (2, 9635760), (3, 6423840), (4, 4817880), (5, 3854304), (6, 3211920), (8, 2408940), (9, 2141280), (10, 1927152), (12, 1605960), (15, 1284768), (16, 1204470), (18, 1070640), (20, 963576), (24, 802980), (27, 713760), (30, 642384), (32, 602235), (36, 535320), (40, 481788), (45, 428256), (48, 401490), (54, 356880), (60, 321192), (72, 267660), (80, 240894), (81, 237920), (90, 214128), (96, 200745), (108, 178440), (120, 160596), (135, 142752), (144, 133830), (160, 120447), (162, 118960), (180, 107064), (216, 89220), (240, 80298), (270, 71376), (288, 66915), (324, 59480), (360, 53532), (405, 47584), (432, 44610), (480, 40149), (540, 35688), (648, 29740), (720, 26766), (810, 23792), (864, 22305), (1080, 17844), (1296, 14870), (1440, 13383), (1487, 12960), (1620, 11896), (2160, 8922), (2592, 7435), (2974, 6480), (3240, 5948), (4320, 4461)]