155287124680

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1279}}^1\times {\mathrm{27847}}^1$

素因数の和:29246

約数の個数: 64

約数和(自身を含む): 352889856000

約数和(自身を除く): 197602731320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 1279, 2180, 2558, 4360, 5116, 6395, 10232, 12790, 25580, 27847, 51160, 55694, 111388, 139235, 139411, 222776, 278470, 278822, 556940, 557644, 697055, 1113880, 1115288, 1394110, 2788220, 3035323, 5576440, 6070646, 12141292, 15176615, 24282584, 30353230, 35616313, 60706460, 71232626, 121412920, 142465252, 178081565, 284930504, 356163130, 712326260, 1424652520, 3882178117, 7764356234, 15528712468, 19410890585, 31057424936, 38821781170, 77643562340, 155287124680]

約数ペア:

[(1, 155287124680), (2, 77643562340), (4, 38821781170), (5, 31057424936), (8, 19410890585), (10, 15528712468), (20, 7764356234), (40, 3882178117), (109, 1424652520), (218, 712326260), (436, 356163130), (545, 284930504), (872, 178081565), (1090, 142465252), (1279, 121412920), (2180, 71232626), (2558, 60706460), (4360, 35616313), (5116, 30353230), (6395, 24282584), (10232, 15176615), (12790, 12141292), (25580, 6070646), (27847, 5576440), (51160, 3035323), (55694, 2788220), (111388, 1394110), (139235, 1115288), (139411, 1113880), (222776, 697055), (278470, 557644), (278822, 556940)]