216143760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{128657}}^1$

素因数の和:128680

約数の個数: 80

約数和(自身を含む): 765772416

約数和(自身を除く): 549628656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 128657, 257314, 385971, 514628, 643285, 771942, 900599, 1029256, 1286570, 1543884, 1801198, 1929855, 2058512, 2573140, 2701797, 3087768, 3602396, 3859710, 4502995, 5146280, 5403594, 6175536, 7204792, 7719420, 9005990, 10292560, 10807188, 13508985, 14409584, 15438840, 18011980, 21614376, 27017970, 30877680, 36023960, 43228752, 54035940, 72047920, 108071880, 216143760]

約数ペア:

[(1, 216143760), (2, 108071880), (3, 72047920), (4, 54035940), (5, 43228752), (6, 36023960), (7, 30877680), (8, 27017970), (10, 21614376), (12, 18011980), (14, 15438840), (15, 14409584), (16, 13508985), (20, 10807188), (21, 10292560), (24, 9005990), (28, 7719420), (30, 7204792), (35, 6175536), (40, 5403594), (42, 5146280), (48, 4502995), (56, 3859710), (60, 3602396), (70, 3087768), (80, 2701797), (84, 2573140), (105, 2058512), (112, 1929855), (120, 1801198), (140, 1543884), (168, 1286570), (210, 1029256), (240, 900599), (280, 771942), (336, 643285), (420, 514628), (560, 385971), (840, 257314), (1680, 128657)]