278399551330

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1\times {\mathrm{1777}}^1$

素因数の和:2611

約数の個数: 64

約数和(自身を含む): 508095504000

約数和(自身を除く): 229695952670

約数列:

[1, 2, 5, 10, 139, 269, 278, 419, 538, 695, 838, 1345, 1390, 1777, 2095, 2690, 3554, 4190, 8885, 17770, 37391, 58241, 74782, 112711, 116482, 186955, 225422, 247003, 291205, 373910, 478013, 494006, 563555, 582410, 744563, 956026, 1127110, 1235015, 1489126, 2390065, 2470030, 3722815, 4780130, 7445630, 15666829, 31333658, 66443807, 78334145, 103494257, 132887614, 156668290, 200287447, 206988514, 332219035, 400574894, 517471285, 664438070, 1001437235, 1034942570, 2002874470, 27839955133, 55679910266, 139199775665, 278399551330]

約数ペア:

[(1, 278399551330), (2, 139199775665), (5, 55679910266), (10, 27839955133), (139, 2002874470), (269, 1034942570), (278, 1001437235), (419, 664438070), (538, 517471285), (695, 400574894), (838, 332219035), (1345, 206988514), (1390, 200287447), (1777, 156668290), (2095, 132887614), (2690, 103494257), (3554, 78334145), (4190, 66443807), (8885, 31333658), (17770, 15666829), (37391, 7445630), (58241, 4780130), (74782, 3722815), (112711, 2470030), (116482, 2390065), (186955, 1489126), (225422, 1235015), (247003, 1127110), (291205, 956026), (373910, 744563), (478013, 582410), (494006, 563555)]