163212840

素因数分解:

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

素因数の和:21616

約数の個数: 128

約数和(自身を含む): 621792000

約数和(自身を除く): 458579160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 21589, 43178, 64767, 86356, 107945, 129534, 151123, 172712, 194301, 215890, 259068, 302246, 323835, 388602, 431780, 453369, 518136, 582903, 604492, 647670, 755615, 777204, 863560, 906738, 971505, 1165806, 1208984, 1295340, 1360107, 1511230, 1554408, 1813476, 1943010, 2266845, 2331612, 2590680, 2720214, 2914515, 3022460, 3626952, 3886020, 4080321, 4533690, 4663224, 5440428, 5829030, 6044920, 6800535, 7772040, 8160642, 9067380, 10880856, 11658060, 13601070, 16321284, 18134760, 20401605, 23316120, 27202140, 32642568, 40803210, 54404280, 81606420, 163212840]

約数ペア:

[(1, 163212840), (2, 81606420), (3, 54404280), (4, 40803210), (5, 32642568), (6, 27202140), (7, 23316120), (8, 20401605), (9, 18134760), (10, 16321284), (12, 13601070), (14, 11658060), (15, 10880856), (18, 9067380), (20, 8160642), (21, 7772040), (24, 6800535), (27, 6044920), (28, 5829030), (30, 5440428), (35, 4663224), (36, 4533690), (40, 4080321), (42, 3886020), (45, 3626952), (54, 3022460), (56, 2914515), (60, 2720214), (63, 2590680), (70, 2331612), (72, 2266845), (84, 1943010), (90, 1813476), (105, 1554408), (108, 1511230), (120, 1360107), (126, 1295340), (135, 1208984), (140, 1165806), (168, 971505), (180, 906738), (189, 863560), (210, 777204), (216, 755615), (252, 647670), (270, 604492), (280, 582903), (315, 518136), (360, 453369), (378, 431780), (420, 388602), (504, 323835), (540, 302246), (630, 259068), (756, 215890), (840, 194301), (945, 172712), (1080, 151123), (1260, 129534), (1512, 107945), (1890, 86356), (2520, 64767), (3780, 43178), (7560, 21589)]