217617120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21589}}^1$

素因数の和:21617

約数の個数: 144

約数和(自身を含む): 848746080

約数和(自身を除く): 631128960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21589, 43178, 64767, 86356, 107945, 129534, 151123, 172712, 194301, 215890, 259068, 302246, 323835, 345424, 388602, 431780, 453369, 518136, 604492, 647670, 690848, 755615, 777204, 863560, 906738, 971505, 1036272, 1208984, 1295340, 1360107, 1511230, 1554408, 1727120, 1813476, 1943010, 2072544, 2266845, 2417968, 2590680, 2720214, 3022460, 3108816, 3454240, 3626952, 3886020, 4533690, 4835936, 5181360, 5440428, 6044920, 6217632, 6800535, 7253904, 7772040, 9067380, 10362720, 10880856, 12089840, 13601070, 14507808, 15544080, 18134760, 21761712, 24179680, 27202140, 31088160, 36269520, 43523424, 54404280, 72539040, 108808560, 217617120]

約数ペア:

[(1, 217617120), (2, 108808560), (3, 72539040), (4, 54404280), (5, 43523424), (6, 36269520), (7, 31088160), (8, 27202140), (9, 24179680), (10, 21761712), (12, 18134760), (14, 15544080), (15, 14507808), (16, 13601070), (18, 12089840), (20, 10880856), (21, 10362720), (24, 9067380), (28, 7772040), (30, 7253904), (32, 6800535), (35, 6217632), (36, 6044920), (40, 5440428), (42, 5181360), (45, 4835936), (48, 4533690), (56, 3886020), (60, 3626952), (63, 3454240), (70, 3108816), (72, 3022460), (80, 2720214), (84, 2590680), (90, 2417968), (96, 2266845), (105, 2072544), (112, 1943010), (120, 1813476), (126, 1727120), (140, 1554408), (144, 1511230), (160, 1360107), (168, 1295340), (180, 1208984), (210, 1036272), (224, 971505), (240, 906738), (252, 863560), (280, 777204), (288, 755615), (315, 690848), (336, 647670), (360, 604492), (420, 518136), (480, 453369), (504, 431780), (560, 388602), (630, 345424), (672, 323835), (720, 302246), (840, 259068), (1008, 215890), (1120, 194301), (1260, 172712), (1440, 151123), (1680, 129534), (2016, 107945), (2520, 86356), (3360, 64767), (5040, 43178), (10080, 21589)]