213123840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{55501}}^1$

素因数の和:55525

約数の個数: 72

約数和(自身を含む): 680676528

約数和(自身を除く): 467552688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 55501, 111002, 166503, 222004, 277505, 333006, 444008, 555010, 666012, 832515, 888016, 1110020, 1332024, 1665030, 1776032, 2220040, 2664048, 3330060, 3552064, 4440080, 5328096, 6660120, 7104128, 8880160, 10656192, 13320240, 14208256, 17760320, 21312384, 26640480, 35520640, 42624768, 53280960, 71041280, 106561920, 213123840]

約数ペア:

[(1, 213123840), (2, 106561920), (3, 71041280), (4, 53280960), (5, 42624768), (6, 35520640), (8, 26640480), (10, 21312384), (12, 17760320), (15, 14208256), (16, 13320240), (20, 10656192), (24, 8880160), (30, 7104128), (32, 6660120), (40, 5328096), (48, 4440080), (60, 3552064), (64, 3330060), (80, 2664048), (96, 2220040), (120, 1776032), (128, 1665030), (160, 1332024), (192, 1110020), (240, 888016), (256, 832515), (320, 666012), (384, 555010), (480, 444008), (640, 333006), (768, 277505), (960, 222004), (1280, 166503), (1920, 111002), (3840, 55501)]