208089840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{123863}}^1$

素因数の和:123886

約数の個数: 80

約数和(自身を含む): 737238528

約数和(自身を除く): 529148688

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, 123863, 247726, 371589, 495452, 619315, 743178, 867041, 990904, 1238630, 1486356, 1734082, 1857945, 1981808, 2477260, 2601123, 2972712, 3468164, 3715890, 4335205, 4954520, 5202246, 5945424, 6936328, 7431780, 8670410, 9909040, 10404492, 13005615, 13872656, 14863560, 17340820, 20808984, 26011230, 29727120, 34681640, 41617968, 52022460, 69363280, 104044920, 208089840]

約数ペア:

[(1, 208089840), (2, 104044920), (3, 69363280), (4, 52022460), (5, 41617968), (6, 34681640), (7, 29727120), (8, 26011230), (10, 20808984), (12, 17340820), (14, 14863560), (15, 13872656), (16, 13005615), (20, 10404492), (21, 9909040), (24, 8670410), (28, 7431780), (30, 6936328), (35, 5945424), (40, 5202246), (42, 4954520), (48, 4335205), (56, 3715890), (60, 3468164), (70, 2972712), (80, 2601123), (84, 2477260), (105, 1981808), (112, 1857945), (120, 1734082), (140, 1486356), (168, 1238630), (210, 990904), (240, 867041), (280, 743178), (336, 619315), (420, 495452), (560, 371589), (840, 247726), (1680, 123863)]