215213040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42701}}^1$

素因数の和:42727

約数の個数: 120

約数和(自身を含む): 826027488

約数和(自身を除く): 610814448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42701, 85402, 128103, 170804, 213505, 256206, 298907, 341608, 384309, 427010, 512412, 597814, 640515, 683216, 768618, 854020, 896721, 1024824, 1195628, 1281030, 1494535, 1537236, 1708040, 1793442, 1921545, 2049648, 2391256, 2562060, 2690163, 2989070, 3074472, 3416080, 3586884, 3843090, 4483605, 4782512, 5124120, 5380326, 5978140, 6148944, 7173768, 7686180, 8967210, 10248240, 10760652, 11956280, 13450815, 14347536, 15372360, 17934420, 21521304, 23912560, 26901630, 30744720, 35868840, 43042608, 53803260, 71737680, 107606520, 215213040]

約数ペア:

[(1, 215213040), (2, 107606520), (3, 71737680), (4, 53803260), (5, 43042608), (6, 35868840), (7, 30744720), (8, 26901630), (9, 23912560), (10, 21521304), (12, 17934420), (14, 15372360), (15, 14347536), (16, 13450815), (18, 11956280), (20, 10760652), (21, 10248240), (24, 8967210), (28, 7686180), (30, 7173768), (35, 6148944), (36, 5978140), (40, 5380326), (42, 5124120), (45, 4782512), (48, 4483605), (56, 3843090), (60, 3586884), (63, 3416080), (70, 3074472), (72, 2989070), (80, 2690163), (84, 2562060), (90, 2391256), (105, 2049648), (112, 1921545), (120, 1793442), (126, 1708040), (140, 1537236), (144, 1494535), (168, 1281030), (180, 1195628), (210, 1024824), (240, 896721), (252, 854020), (280, 768618), (315, 683216), (336, 640515), (360, 597814), (420, 512412), (504, 427010), (560, 384309), (630, 341608), (720, 298907), (840, 256206), (1008, 213505), (1260, 170804), (1680, 128103), (2520, 85402), (5040, 42701)]