21663360

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3761}}^1$

素因数の和:3786

約数の個数: 96

約数和(自身を含む): 74826180

約数和(自身を除く): 53162820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 3761, 5760, 7522, 11283, 15044, 18805, 22566, 30088, 33849, 37610, 45132, 56415, 60176, 67698, 75220, 90264, 112830, 120352, 135396, 150440, 169245, 180528, 225660, 240704, 270792, 300880, 338490, 361056, 451320, 481408, 541584, 601760, 676980, 722112, 902640, 1083168, 1203520, 1353960, 1444224, 1805280, 2166336, 2407040, 2707920, 3610560, 4332672, 5415840, 7221120, 10831680, 21663360]

約数ペア:

[(1, 21663360), (2, 10831680), (3, 7221120), (4, 5415840), (5, 4332672), (6, 3610560), (8, 2707920), (9, 2407040), (10, 2166336), (12, 1805280), (15, 1444224), (16, 1353960), (18, 1203520), (20, 1083168), (24, 902640), (30, 722112), (32, 676980), (36, 601760), (40, 541584), (45, 481408), (48, 451320), (60, 361056), (64, 338490), (72, 300880), (80, 270792), (90, 240704), (96, 225660), (120, 180528), (128, 169245), (144, 150440), (160, 135396), (180, 120352), (192, 112830), (240, 90264), (288, 75220), (320, 67698), (360, 60176), (384, 56415), (480, 45132), (576, 37610), (640, 33849), (720, 30088), (960, 22566), (1152, 18805), (1440, 15044), (1920, 11283), (2880, 7522), (3761, 5760)]