199310860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 497185920

約数和(自身を除く): 297875060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 109, 140, 148, 185, 218, 259, 353, 370, 436, 518, 545, 706, 740, 763, 1036, 1090, 1295, 1412, 1526, 1765, 2180, 2471, 2590, 3052, 3530, 3815, 4033, 4942, 5180, 7060, 7630, 8066, 9884, 12355, 13061, 15260, 16132, 20165, 24710, 26122, 28231, 38477, 40330, 49420, 52244, 56462, 65305, 76954, 80660, 91427, 112924, 130610, 141155, 153908, 182854, 192385, 261220, 269339, 282310, 365708, 384770, 457135, 538678, 564620, 769540, 914270, 1077356, 1346695, 1423649, 1828540, 2693390, 2847298, 5386780, 5694596, 7118245, 9965543, 14236490, 19931086, 28472980, 39862172, 49827715, 99655430, 199310860]

約数ペア:

[(1, 199310860), (2, 99655430), (4, 49827715), (5, 39862172), (7, 28472980), (10, 19931086), (14, 14236490), (20, 9965543), (28, 7118245), (35, 5694596), (37, 5386780), (70, 2847298), (74, 2693390), (109, 1828540), (140, 1423649), (148, 1346695), (185, 1077356), (218, 914270), (259, 769540), (353, 564620), (370, 538678), (436, 457135), (518, 384770), (545, 365708), (706, 282310), (740, 269339), (763, 261220), (1036, 192385), (1090, 182854), (1295, 153908), (1412, 141155), (1526, 130610), (1765, 112924), (2180, 91427), (2471, 80660), (2590, 76954), (3052, 65305), (3530, 56462), (3815, 52244), (4033, 49420), (4942, 40330), (5180, 38477), (7060, 28231), (7630, 26122), (8066, 24710), (9884, 20165), (12355, 16132), (13061, 15260)]