142878540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20011}}^1$

素因数の和:20047

約数の個数: 96

約数和(自身を含む): 484130304

約数和(自身を除く): 341251764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 20011, 40022, 60033, 80044, 100055, 120066, 140077, 200110, 240132, 280154, 300165, 340187, 400220, 420231, 560308, 600330, 680374, 700385, 840462, 1020561, 1200660, 1360748, 1400770, 1680924, 1700935, 2041122, 2101155, 2381309, 2801540, 3401870, 4082244, 4202310, 4762618, 5102805, 6803740, 7143927, 8404620, 9525236, 10205610, 11906545, 14287854, 20411220, 23813090, 28575708, 35719635, 47626180, 71439270, 142878540]

約数ペア:

[(1, 142878540), (2, 71439270), (3, 47626180), (4, 35719635), (5, 28575708), (6, 23813090), (7, 20411220), (10, 14287854), (12, 11906545), (14, 10205610), (15, 9525236), (17, 8404620), (20, 7143927), (21, 6803740), (28, 5102805), (30, 4762618), (34, 4202310), (35, 4082244), (42, 3401870), (51, 2801540), (60, 2381309), (68, 2101155), (70, 2041122), (84, 1700935), (85, 1680924), (102, 1400770), (105, 1360748), (119, 1200660), (140, 1020561), (170, 840462), (204, 700385), (210, 680374), (238, 600330), (255, 560308), (340, 420231), (357, 400220), (420, 340187), (476, 300165), (510, 280154), (595, 240132), (714, 200110), (1020, 140077), (1190, 120066), (1428, 100055), (1785, 80044), (2380, 60033), (3570, 40022), (7140, 20011)]