147847980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20707}}^1$

素因数の和:20743

約数の個数: 96

約数和(自身を含む): 500967936

約数和(自身を除く): 353119956

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, 20707, 41414, 62121, 82828, 103535, 124242, 144949, 207070, 248484, 289898, 310605, 352019, 414140, 434847, 579796, 621210, 704038, 724745, 869694, 1056057, 1242420, 1408076, 1449490, 1739388, 1760095, 2112114, 2174235, 2464133, 2898980, 3520190, 4224228, 4348470, 4928266, 5280285, 7040380, 7392399, 8696940, 9856532, 10560570, 12320665, 14784798, 21121140, 24641330, 29569596, 36961995, 49282660, 73923990, 147847980]

約数ペア:

[(1, 147847980), (2, 73923990), (3, 49282660), (4, 36961995), (5, 29569596), (6, 24641330), (7, 21121140), (10, 14784798), (12, 12320665), (14, 10560570), (15, 9856532), (17, 8696940), (20, 7392399), (21, 7040380), (28, 5280285), (30, 4928266), (34, 4348470), (35, 4224228), (42, 3520190), (51, 2898980), (60, 2464133), (68, 2174235), (70, 2112114), (84, 1760095), (85, 1739388), (102, 1449490), (105, 1408076), (119, 1242420), (140, 1056057), (170, 869694), (204, 724745), (210, 704038), (238, 621210), (255, 579796), (340, 434847), (357, 414140), (420, 352019), (476, 310605), (510, 289898), (595, 248484), (714, 207070), (1020, 144949), (1190, 124242), (1428, 103535), (1785, 82828), (2380, 62121), (3570, 41414), (7140, 20707)]