20157600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:287

約数の個数: 144

約数和(自身を含む): 67683168

約数和(自身を除く): 47525568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 37, 40, 48, 50, 60, 74, 75, 80, 96, 100, 111, 120, 148, 150, 160, 185, 200, 222, 227, 240, 296, 300, 370, 400, 444, 454, 480, 555, 592, 600, 681, 740, 800, 888, 908, 925, 1110, 1135, 1184, 1200, 1362, 1480, 1776, 1816, 1850, 2220, 2270, 2400, 2724, 2775, 2960, 3405, 3552, 3632, 3700, 4440, 4540, 5448, 5550, 5675, 5920, 6810, 7264, 7400, 8399, 8880, 9080, 10896, 11100, 11350, 13620, 14800, 16798, 17025, 17760, 18160, 21792, 22200, 22700, 25197, 27240, 29600, 33596, 34050, 36320, 41995, 44400, 45400, 50394, 54480, 67192, 68100, 83990, 88800, 90800, 100788, 108960, 125985, 134384, 136200, 167980, 181600, 201576, 209975, 251970, 268768, 272400, 335960, 403152, 419950, 503940, 544800, 629925, 671920, 806304, 839900, 1007880, 1259850, 1343840, 1679800, 2015760, 2519700, 3359600, 4031520, 5039400, 6719200, 10078800, 20157600]

約数ペア:

[(1, 20157600), (2, 10078800), (3, 6719200), (4, 5039400), (5, 4031520), (6, 3359600), (8, 2519700), (10, 2015760), (12, 1679800), (15, 1343840), (16, 1259850), (20, 1007880), (24, 839900), (25, 806304), (30, 671920), (32, 629925), (37, 544800), (40, 503940), (48, 419950), (50, 403152), (60, 335960), (74, 272400), (75, 268768), (80, 251970), (96, 209975), (100, 201576), (111, 181600), (120, 167980), (148, 136200), (150, 134384), (160, 125985), (185, 108960), (200, 100788), (222, 90800), (227, 88800), (240, 83990), (296, 68100), (300, 67192), (370, 54480), (400, 50394), (444, 45400), (454, 44400), (480, 41995), (555, 36320), (592, 34050), (600, 33596), (681, 29600), (740, 27240), (800, 25197), (888, 22700), (908, 22200), (925, 21792), (1110, 18160), (1135, 17760), (1184, 17025), (1200, 16798), (1362, 14800), (1480, 13620), (1776, 11350), (1816, 11100), (1850, 10896), (2220, 9080), (2270, 8880), (2400, 8399), (2724, 7400), (2775, 7264), (2960, 6810), (3405, 5920), (3552, 5675), (3632, 5550), (3700, 5448), (4440, 4540)]