127579760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 374976000

約数和(自身を除く): 247396240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 139, 140, 149, 154, 176, 220, 278, 280, 298, 308, 385, 440, 556, 560, 596, 616, 695, 745, 770, 880, 973, 1043, 1112, 1192, 1232, 1390, 1490, 1529, 1540, 1639, 1946, 2086, 2224, 2384, 2780, 2980, 3058, 3080, 3278, 3892, 4172, 4865, 5215, 5560, 5960, 6116, 6160, 6556, 7645, 7784, 8195, 8344, 9730, 10430, 10703, 11120, 11473, 11920, 12232, 13112, 15290, 15568, 16390, 16688, 19460, 20711, 20860, 21406, 22946, 24464, 26224, 30580, 32780, 38920, 41422, 41720, 42812, 45892, 53515, 57365, 61160, 65560, 77840, 82844, 83440, 85624, 91784, 103555, 107030, 114730, 122320, 131120, 144977, 165688, 171248, 183568, 207110, 214060, 227821, 229460, 289954, 331376, 414220, 428120, 455642, 458920, 579908, 724885, 828440, 856240, 911284, 917840, 1139105, 1159816, 1449770, 1594747, 1656880, 1822568, 2278210, 2319632, 2899540, 3189494, 3645136, 4556420, 5799080, 6378988, 7973735, 9112840, 11598160, 12757976, 15947470, 18225680, 25515952, 31894940, 63789880, 127579760]

約数ペア:

[(1, 127579760), (2, 63789880), (4, 31894940), (5, 25515952), (7, 18225680), (8, 15947470), (10, 12757976), (11, 11598160), (14, 9112840), (16, 7973735), (20, 6378988), (22, 5799080), (28, 4556420), (35, 3645136), (40, 3189494), (44, 2899540), (55, 2319632), (56, 2278210), (70, 1822568), (77, 1656880), (80, 1594747), (88, 1449770), (110, 1159816), (112, 1139105), (139, 917840), (140, 911284), (149, 856240), (154, 828440), (176, 724885), (220, 579908), (278, 458920), (280, 455642), (298, 428120), (308, 414220), (385, 331376), (440, 289954), (556, 229460), (560, 227821), (596, 214060), (616, 207110), (695, 183568), (745, 171248), (770, 165688), (880, 144977), (973, 131120), (1043, 122320), (1112, 114730), (1192, 107030), (1232, 103555), (1390, 91784), (1490, 85624), (1529, 83440), (1540, 82844), (1639, 77840), (1946, 65560), (2086, 61160), (2224, 57365), (2384, 53515), (2780, 45892), (2980, 42812), (3058, 41720), (3080, 41422), (3278, 38920), (3892, 32780), (4172, 30580), (4865, 26224), (5215, 24464), (5560, 22946), (5960, 21406), (6116, 20860), (6160, 20711), (6556, 19460), (7645, 16688), (7784, 16390), (8195, 15568), (8344, 15290), (9730, 13112), (10430, 12232), (10703, 11920), (11120, 11473)]