205911930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51607}}^1$

素因数の和:51643

約数の個数: 64

約数和(自身を含む): 594524160

約数和(自身を除く): 388612230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 51607, 103214, 154821, 258035, 309642, 361249, 516070, 722498, 774105, 980533, 1083747, 1548210, 1806245, 1961066, 2167494, 2941599, 3612490, 4902665, 5418735, 5883198, 6863731, 9805330, 10837470, 13727462, 14707995, 20591193, 29415990, 34318655, 41182386, 68637310, 102955965, 205911930]

約数ペア:

[(1, 205911930), (2, 102955965), (3, 68637310), (5, 41182386), (6, 34318655), (7, 29415990), (10, 20591193), (14, 14707995), (15, 13727462), (19, 10837470), (21, 9805330), (30, 6863731), (35, 5883198), (38, 5418735), (42, 4902665), (57, 3612490), (70, 2941599), (95, 2167494), (105, 1961066), (114, 1806245), (133, 1548210), (190, 1083747), (210, 980533), (266, 774105), (285, 722498), (399, 516070), (570, 361249), (665, 309642), (798, 258035), (1330, 154821), (1995, 103214), (3990, 51607)]