212793840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42221}}^1$

素因数の和:42247

約数の個数: 120

約数和(自身を含む): 816742368

約数和(自身を除く): 603948528

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, 42221, 84442, 126663, 168884, 211105, 253326, 295547, 337768, 379989, 422210, 506652, 591094, 633315, 675536, 759978, 844420, 886641, 1013304, 1182188, 1266630, 1477735, 1519956, 1688840, 1773282, 1899945, 2026608, 2364376, 2533260, 2659923, 2955470, 3039912, 3377680, 3546564, 3799890, 4433205, 4728752, 5066520, 5319846, 5910940, 6079824, 7093128, 7599780, 8866410, 10133040, 10639692, 11821880, 13299615, 14186256, 15199560, 17732820, 21279384, 23643760, 26599230, 30399120, 35465640, 42558768, 53198460, 70931280, 106396920, 212793840]

約数ペア:

[(1, 212793840), (2, 106396920), (3, 70931280), (4, 53198460), (5, 42558768), (6, 35465640), (7, 30399120), (8, 26599230), (9, 23643760), (10, 21279384), (12, 17732820), (14, 15199560), (15, 14186256), (16, 13299615), (18, 11821880), (20, 10639692), (21, 10133040), (24, 8866410), (28, 7599780), (30, 7093128), (35, 6079824), (36, 5910940), (40, 5319846), (42, 5066520), (45, 4728752), (48, 4433205), (56, 3799890), (60, 3546564), (63, 3377680), (70, 3039912), (72, 2955470), (80, 2659923), (84, 2533260), (90, 2364376), (105, 2026608), (112, 1899945), (120, 1773282), (126, 1688840), (140, 1519956), (144, 1477735), (168, 1266630), (180, 1182188), (210, 1013304), (240, 886641), (252, 844420), (280, 759978), (315, 675536), (336, 633315), (360, 591094), (420, 506652), (504, 422210), (560, 379989), (630, 337768), (720, 295547), (840, 253326), (1008, 211105), (1260, 168884), (1680, 126663), (2520, 84442), (5040, 42221)]