319171440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{189983}}^1$

素因数の和:190006

約数の個数: 80

約数和(自身を含む): 1130784768

約数和(自身を除く): 811613328

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, 189983, 379966, 569949, 759932, 949915, 1139898, 1329881, 1519864, 1899830, 2279796, 2659762, 2849745, 3039728, 3799660, 3989643, 4559592, 5319524, 5699490, 6649405, 7599320, 7979286, 9119184, 10639048, 11398980, 13298810, 15198640, 15958572, 19948215, 21278096, 22797960, 26597620, 31917144, 39896430, 45595920, 53195240, 63834288, 79792860, 106390480, 159585720, 319171440]

約数ペア:

[(1, 319171440), (2, 159585720), (3, 106390480), (4, 79792860), (5, 63834288), (6, 53195240), (7, 45595920), (8, 39896430), (10, 31917144), (12, 26597620), (14, 22797960), (15, 21278096), (16, 19948215), (20, 15958572), (21, 15198640), (24, 13298810), (28, 11398980), (30, 10639048), (35, 9119184), (40, 7979286), (42, 7599320), (48, 6649405), (56, 5699490), (60, 5319524), (70, 4559592), (80, 3989643), (84, 3799660), (105, 3039728), (112, 2849745), (120, 2659762), (140, 2279796), (168, 1899830), (210, 1519864), (240, 1329881), (280, 1139898), (336, 949915), (420, 759932), (560, 569949), (840, 379966), (1680, 189983)]