16661640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3229}}^1$

素因数の和:3286

約数の個数: 64

約数和(自身を含む): 51163200

約数和(自身を除く): 34501560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 3229, 5160, 6458, 9687, 12916, 16145, 19374, 25832, 32290, 38748, 48435, 64580, 77496, 96870, 129160, 138847, 193740, 277694, 387480, 416541, 555388, 694235, 833082, 1110776, 1388470, 1666164, 2082705, 2776940, 3332328, 4165410, 5553880, 8330820, 16661640]

約数ペア:

[(1, 16661640), (2, 8330820), (3, 5553880), (4, 4165410), (5, 3332328), (6, 2776940), (8, 2082705), (10, 1666164), (12, 1388470), (15, 1110776), (20, 833082), (24, 694235), (30, 555388), (40, 416541), (43, 387480), (60, 277694), (86, 193740), (120, 138847), (129, 129160), (172, 96870), (215, 77496), (258, 64580), (344, 48435), (430, 38748), (516, 32290), (645, 25832), (860, 19374), (1032, 16145), (1290, 12916), (1720, 9687), (2580, 6458), (3229, 5160)]