18661920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2287}}^1$

素因数の和:2322

約数の個数: 96

約数和(自身を含む): 62270208

約数和(自身を除く): 43608288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2287, 2720, 4080, 4574, 6861, 8160, 9148, 11435, 13722, 18296, 22870, 27444, 34305, 36592, 38879, 45740, 54888, 68610, 73184, 77758, 91480, 109776, 116637, 137220, 155516, 182960, 194395, 219552, 233274, 274440, 311032, 365920, 388790, 466548, 548880, 583185, 622064, 777580, 933096, 1097760, 1166370, 1244128, 1555160, 1866192, 2332740, 3110320, 3732384, 4665480, 6220640, 9330960, 18661920]

約数ペア:

[(1, 18661920), (2, 9330960), (3, 6220640), (4, 4665480), (5, 3732384), (6, 3110320), (8, 2332740), (10, 1866192), (12, 1555160), (15, 1244128), (16, 1166370), (17, 1097760), (20, 933096), (24, 777580), (30, 622064), (32, 583185), (34, 548880), (40, 466548), (48, 388790), (51, 365920), (60, 311032), (68, 274440), (80, 233274), (85, 219552), (96, 194395), (102, 182960), (120, 155516), (136, 137220), (160, 116637), (170, 109776), (204, 91480), (240, 77758), (255, 73184), (272, 68610), (340, 54888), (408, 45740), (480, 38879), (510, 36592), (544, 34305), (680, 27444), (816, 22870), (1020, 18296), (1360, 13722), (1632, 11435), (2040, 9148), (2287, 8160), (2720, 6861), (4080, 4574)]