281176320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2040

約数の個数: 144

約数和(自身を含む): 922743360

約数和(自身を除く): 641567040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 768, 888, 960, 1110, 1184, 1280, 1480, 1776, 1920, 1979, 2220, 2368, 2960, 3552, 3840, 3958, 4440, 4736, 5920, 5937, 7104, 7916, 8880, 9472, 9895, 11840, 11874, 14208, 15832, 17760, 19790, 23680, 23748, 28416, 29685, 31664, 35520, 39580, 47360, 47496, 59370, 63328, 71040, 73223, 79160, 94992, 118740, 126656, 142080, 146446, 158320, 189984, 219669, 237480, 253312, 292892, 316640, 366115, 379968, 439338, 474960, 506624, 585784, 633280, 732230, 759936, 878676, 949920, 1098345, 1171568, 1266560, 1464460, 1519872, 1757352, 1899840, 2196690, 2343136, 2533120, 2928920, 3514704, 3799680, 4393380, 4686272, 5857840, 7029408, 7599360, 8786760, 9372544, 11715680, 14058816, 17573520, 18745088, 23431360, 28117632, 35147040, 46862720, 56235264, 70294080, 93725440, 140588160, 281176320]

約数ペア:

[(1, 281176320), (2, 140588160), (3, 93725440), (4, 70294080), (5, 56235264), (6, 46862720), (8, 35147040), (10, 28117632), (12, 23431360), (15, 18745088), (16, 17573520), (20, 14058816), (24, 11715680), (30, 9372544), (32, 8786760), (37, 7599360), (40, 7029408), (48, 5857840), (60, 4686272), (64, 4393380), (74, 3799680), (80, 3514704), (96, 2928920), (111, 2533120), (120, 2343136), (128, 2196690), (148, 1899840), (160, 1757352), (185, 1519872), (192, 1464460), (222, 1266560), (240, 1171568), (256, 1098345), (296, 949920), (320, 878676), (370, 759936), (384, 732230), (444, 633280), (480, 585784), (555, 506624), (592, 474960), (640, 439338), (740, 379968), (768, 366115), (888, 316640), (960, 292892), (1110, 253312), (1184, 237480), (1280, 219669), (1480, 189984), (1776, 158320), (1920, 146446), (1979, 142080), (2220, 126656), (2368, 118740), (2960, 94992), (3552, 79160), (3840, 73223), (3958, 71040), (4440, 63328), (4736, 59370), (5920, 47496), (5937, 47360), (7104, 39580), (7916, 35520), (8880, 31664), (9472, 29685), (9895, 28416), (11840, 23748), (11874, 23680), (14208, 19790), (15832, 17760)]