16556820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:597

約数の個数: 96

約数和(自身を含む): 53760000

約数和(自身を除く): 37203180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 499, 553, 790, 948, 998, 1106, 1185, 1497, 1580, 1659, 1996, 2212, 2370, 2495, 2765, 2994, 3318, 3493, 4740, 4990, 5530, 5988, 6636, 6986, 7485, 8295, 9980, 10479, 11060, 13972, 14970, 16590, 17465, 20958, 29940, 33180, 34930, 39421, 41916, 52395, 69860, 78842, 104790, 118263, 157684, 197105, 209580, 236526, 275947, 394210, 473052, 551894, 591315, 788420, 827841, 1103788, 1182630, 1379735, 1655682, 2365260, 2759470, 3311364, 4139205, 5518940, 8278410, 16556820]

約数ペア:

[(1, 16556820), (2, 8278410), (3, 5518940), (4, 4139205), (5, 3311364), (6, 2759470), (7, 2365260), (10, 1655682), (12, 1379735), (14, 1182630), (15, 1103788), (20, 827841), (21, 788420), (28, 591315), (30, 551894), (35, 473052), (42, 394210), (60, 275947), (70, 236526), (79, 209580), (84, 197105), (105, 157684), (140, 118263), (158, 104790), (210, 78842), (237, 69860), (316, 52395), (395, 41916), (420, 39421), (474, 34930), (499, 33180), (553, 29940), (790, 20958), (948, 17465), (998, 16590), (1106, 14970), (1185, 13972), (1497, 11060), (1580, 10479), (1659, 9980), (1996, 8295), (2212, 7485), (2370, 6986), (2495, 6636), (2765, 5988), (2994, 5530), (3318, 4990), (3493, 4740)]