280339926

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 596332800

約数和(自身を除く): 315992874

約数列:

[1, 2, 3, 6, 29, 58, 67, 87, 134, 139, 173, 174, 201, 278, 346, 402, 417, 519, 834, 1038, 1943, 3886, 4031, 5017, 5829, 8062, 9313, 10034, 11591, 11658, 12093, 15051, 18626, 23182, 24047, 24186, 27939, 30102, 34773, 48094, 55878, 69546, 72141, 144282, 270077, 336139, 540154, 672278, 697363, 810231, 1008417, 1394726, 1611149, 1620462, 2016834, 2092089, 3222298, 4184178, 4833447, 9666894, 46723321, 93446642, 140169963, 280339926]

約数ペア:

[(1, 280339926), (2, 140169963), (3, 93446642), (6, 46723321), (29, 9666894), (58, 4833447), (67, 4184178), (87, 3222298), (134, 2092089), (139, 2016834), (173, 1620462), (174, 1611149), (201, 1394726), (278, 1008417), (346, 810231), (402, 697363), (417, 672278), (519, 540154), (834, 336139), (1038, 270077), (1943, 144282), (3886, 72141), (4031, 69546), (5017, 55878), (5829, 48094), (8062, 34773), (9313, 30102), (10034, 27939), (11591, 24186), (11658, 24047), (12093, 23182), (15051, 18626)]