1680550424

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 3892838400

約数和(自身を除く): 2212287976

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 47, 56, 62, 86, 94, 124, 172, 188, 217, 248, 301, 329, 344, 376, 434, 479, 602, 658, 868, 958, 1204, 1316, 1333, 1457, 1736, 1916, 2021, 2408, 2632, 2666, 2914, 3353, 3832, 4042, 5332, 5828, 6706, 8084, 9331, 10199, 10664, 11656, 13412, 14147, 14849, 16168, 18662, 20398, 20597, 22513, 26824, 28294, 29698, 37324, 40796, 41194, 45026, 56588, 59396, 62651, 74648, 81592, 82388, 90052, 103943, 113176, 118792, 125302, 144179, 157591, 164776, 180104, 207886, 250604, 288358, 315182, 415772, 438557, 501208, 576716, 630364, 638507, 697903, 831544, 877114, 968059, 1153432, 1260728, 1277014, 1395806, 1754228, 1936118, 2554028, 2791612, 3508456, 3872236, 4469549, 4885321, 5108056, 5583224, 6776413, 7744472, 8939098, 9770642, 13552826, 17878196, 19541284, 27105652, 30009829, 35756392, 39082568, 54211304, 60019658, 120039316, 210068803, 240078632, 420137606, 840275212, 1680550424]

約数ペア:

[(1, 1680550424), (2, 840275212), (4, 420137606), (7, 240078632), (8, 210068803), (14, 120039316), (28, 60019658), (31, 54211304), (43, 39082568), (47, 35756392), (56, 30009829), (62, 27105652), (86, 19541284), (94, 17878196), (124, 13552826), (172, 9770642), (188, 8939098), (217, 7744472), (248, 6776413), (301, 5583224), (329, 5108056), (344, 4885321), (376, 4469549), (434, 3872236), (479, 3508456), (602, 2791612), (658, 2554028), (868, 1936118), (958, 1754228), (1204, 1395806), (1316, 1277014), (1333, 1260728), (1457, 1153432), (1736, 968059), (1916, 877114), (2021, 831544), (2408, 697903), (2632, 638507), (2666, 630364), (2914, 576716), (3353, 501208), (3832, 438557), (4042, 415772), (5332, 315182), (5828, 288358), (6706, 250604), (8084, 207886), (9331, 180104), (10199, 164776), (10664, 157591), (11656, 144179), (13412, 125302), (14147, 118792), (14849, 113176), (16168, 103943), (18662, 90052), (20398, 82388), (20597, 81592), (22513, 74648), (26824, 62651), (28294, 59396), (29698, 56588), (37324, 45026), (40796, 41194)]