17890560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1553}}^1$

素因数の和:1580

約数の個数: 108

約数和(自身を含む): 61939332

約数和(自身を除く): 44048772

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, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1553, 1920, 2304, 2880, 3106, 3840, 4659, 5760, 6212, 7765, 9318, 11520, 12424, 13977, 15530, 18636, 23295, 24848, 27954, 31060, 37272, 46590, 49696, 55908, 62120, 69885, 74544, 93180, 99392, 111816, 124240, 139770, 149088, 186360, 198784, 223632, 248480, 279540, 298176, 372720, 397568, 447264, 496960, 559080, 596352, 745440, 894528, 993920, 1118160, 1192704, 1490880, 1789056, 1987840, 2236320, 2981760, 3578112, 4472640, 5963520, 8945280, 17890560]

約数ペア:

[(1, 17890560), (2, 8945280), (3, 5963520), (4, 4472640), (5, 3578112), (6, 2981760), (8, 2236320), (9, 1987840), (10, 1789056), (12, 1490880), (15, 1192704), (16, 1118160), (18, 993920), (20, 894528), (24, 745440), (30, 596352), (32, 559080), (36, 496960), (40, 447264), (45, 397568), (48, 372720), (60, 298176), (64, 279540), (72, 248480), (80, 223632), (90, 198784), (96, 186360), (120, 149088), (128, 139770), (144, 124240), (160, 111816), (180, 99392), (192, 93180), (240, 74544), (256, 69885), (288, 62120), (320, 55908), (360, 49696), (384, 46590), (480, 37272), (576, 31060), (640, 27954), (720, 24848), (768, 23295), (960, 18636), (1152, 15530), (1280, 13977), (1440, 12424), (1553, 11520), (1920, 9318), (2304, 7765), (2880, 6212), (3106, 5760), (3840, 4659)]