68387940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22349}}^1$

素因数の和:22381

約数の個数: 72

約数和(自身を含む): 219655800

約数和(自身を除く): 151267860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 22349, 44698, 67047, 89396, 111745, 134094, 201141, 223490, 268188, 335235, 379933, 402282, 446980, 670470, 759866, 804564, 1005705, 1139799, 1340940, 1519732, 1899665, 2011410, 2279598, 3419397, 3799330, 4022820, 4559196, 5698995, 6838794, 7598660, 11397990, 13677588, 17096985, 22795980, 34193970, 68387940]

約数ペア:

[(1, 68387940), (2, 34193970), (3, 22795980), (4, 17096985), (5, 13677588), (6, 11397990), (9, 7598660), (10, 6838794), (12, 5698995), (15, 4559196), (17, 4022820), (18, 3799330), (20, 3419397), (30, 2279598), (34, 2011410), (36, 1899665), (45, 1519732), (51, 1340940), (60, 1139799), (68, 1005705), (85, 804564), (90, 759866), (102, 670470), (153, 446980), (170, 402282), (180, 379933), (204, 335235), (255, 268188), (306, 223490), (340, 201141), (510, 134094), (612, 111745), (765, 89396), (1020, 67047), (1530, 44698), (3060, 22349)]