16877560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 45144000

約数和(自身を除く): 28266440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 79, 98, 109, 140, 158, 196, 218, 245, 280, 316, 392, 395, 436, 490, 545, 553, 632, 763, 790, 872, 980, 1090, 1106, 1526, 1580, 1960, 2180, 2212, 2765, 3052, 3160, 3815, 3871, 4360, 4424, 5341, 5530, 6104, 7630, 7742, 8611, 10682, 11060, 15260, 15484, 17222, 19355, 21364, 22120, 26705, 30520, 30968, 34444, 38710, 42728, 43055, 53410, 60277, 68888, 77420, 86110, 106820, 120554, 154840, 172220, 213640, 241108, 301385, 344440, 421939, 482216, 602770, 843878, 1205540, 1687756, 2109695, 2411080, 3375512, 4219390, 8438780, 16877560]

約数ペア:

[(1, 16877560), (2, 8438780), (4, 4219390), (5, 3375512), (7, 2411080), (8, 2109695), (10, 1687756), (14, 1205540), (20, 843878), (28, 602770), (35, 482216), (40, 421939), (49, 344440), (56, 301385), (70, 241108), (79, 213640), (98, 172220), (109, 154840), (140, 120554), (158, 106820), (196, 86110), (218, 77420), (245, 68888), (280, 60277), (316, 53410), (392, 43055), (395, 42728), (436, 38710), (490, 34444), (545, 30968), (553, 30520), (632, 26705), (763, 22120), (790, 21364), (872, 19355), (980, 17222), (1090, 15484), (1106, 15260), (1526, 11060), (1580, 10682), (1960, 8611), (2180, 7742), (2212, 7630), (2765, 6104), (3052, 5530), (3160, 5341), (3815, 4424), (3871, 4360)]