215178840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20611}}^1$

素因数の和:20657

約数の個数: 96

約数和(自身を含む): 723481200

約数和(自身を除く): 508302360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 3480, 5220, 10440, 20611, 41222, 61833, 82444, 103055, 123666, 164888, 185499, 206110, 247332, 309165, 370998, 412220, 494664, 597719, 618330, 741996, 824440, 927495, 1195438, 1236660, 1483992, 1793157, 1854990, 2390876, 2473320, 2988595, 3586314, 3709980, 4781752, 5379471, 5977190, 7172628, 7419960, 8965785, 10758942, 11954380, 14345256, 17931570, 21517884, 23908760, 26897355, 35863140, 43035768, 53794710, 71726280, 107589420, 215178840]

約数ペア:

[(1, 215178840), (2, 107589420), (3, 71726280), (4, 53794710), (5, 43035768), (6, 35863140), (8, 26897355), (9, 23908760), (10, 21517884), (12, 17931570), (15, 14345256), (18, 11954380), (20, 10758942), (24, 8965785), (29, 7419960), (30, 7172628), (36, 5977190), (40, 5379471), (45, 4781752), (58, 3709980), (60, 3586314), (72, 2988595), (87, 2473320), (90, 2390876), (116, 1854990), (120, 1793157), (145, 1483992), (174, 1236660), (180, 1195438), (232, 927495), (261, 824440), (290, 741996), (348, 618330), (360, 597719), (435, 494664), (522, 412220), (580, 370998), (696, 309165), (870, 247332), (1044, 206110), (1160, 185499), (1305, 164888), (1740, 123666), (2088, 103055), (2610, 82444), (3480, 61833), (5220, 41222), (10440, 20611)]