16853669870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:622

約数の個数: 128

約数和(自身を含む): 33456430080

約数和(自身を除く): 16602760210

約数列:

[1, 2, 5, 10, 29, 31, 58, 61, 62, 73, 122, 145, 146, 155, 290, 305, 310, 365, 421, 610, 730, 842, 899, 1769, 1798, 1891, 2105, 2117, 2263, 3538, 3782, 4210, 4234, 4453, 4495, 4526, 8845, 8906, 8990, 9455, 10585, 11315, 12209, 13051, 17690, 18910, 21170, 22265, 22630, 24418, 25681, 26102, 30733, 44530, 51362, 54839, 61045, 61466, 65255, 65627, 109678, 122090, 128405, 129137, 130510, 131254, 138043, 153665, 256810, 258274, 274195, 276086, 307330, 328135, 378479, 548390, 645685, 656270, 690215, 744749, 756958, 796111, 891257, 952723, 1291370, 1380430, 1489498, 1592222, 1782514, 1874713, 1892395, 1905446, 3723745, 3749426, 3784790, 3980555, 4003247, 4456285, 4763615, 7447490, 7961110, 8006494, 8912570, 9373565, 9527230, 18747130, 20016235, 23087219, 27628967, 40032470, 46174438, 54366677, 55257934, 58116103, 108733354, 115436095, 116232206, 138144835, 230872190, 271833385, 276289670, 290580515, 543666770, 581161030, 1685366987, 3370733974, 8426834935, 16853669870]

約数ペア:

[(1, 16853669870), (2, 8426834935), (5, 3370733974), (10, 1685366987), (29, 581161030), (31, 543666770), (58, 290580515), (61, 276289670), (62, 271833385), (73, 230872190), (122, 138144835), (145, 116232206), (146, 115436095), (155, 108733354), (290, 58116103), (305, 55257934), (310, 54366677), (365, 46174438), (421, 40032470), (610, 27628967), (730, 23087219), (842, 20016235), (899, 18747130), (1769, 9527230), (1798, 9373565), (1891, 8912570), (2105, 8006494), (2117, 7961110), (2263, 7447490), (3538, 4763615), (3782, 4456285), (4210, 4003247), (4234, 3980555), (4453, 3784790), (4495, 3749426), (4526, 3723745), (8845, 1905446), (8906, 1892395), (8990, 1874713), (9455, 1782514), (10585, 1592222), (11315, 1489498), (12209, 1380430), (13051, 1291370), (17690, 952723), (18910, 891257), (21170, 796111), (22265, 756958), (22630, 744749), (24418, 690215), (25681, 656270), (26102, 645685), (30733, 548390), (44530, 378479), (51362, 328135), (54839, 307330), (61045, 276086), (61466, 274195), (65255, 258274), (65627, 256810), (109678, 153665), (122090, 138043), (128405, 131254), (129137, 130510)]