81652770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 219360960

約数和(自身を除く): 137708190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 107, 122, 139, 183, 214, 278, 305, 321, 366, 417, 535, 549, 610, 642, 695, 834, 915, 963, 1070, 1098, 1251, 1390, 1605, 1830, 1926, 2085, 2502, 2745, 3210, 4170, 4815, 5490, 6255, 6527, 8479, 9630, 12510, 13054, 14873, 16958, 19581, 25437, 29746, 32635, 39162, 42395, 44619, 50874, 58743, 65270, 74365, 76311, 84790, 89238, 97905, 117486, 127185, 133857, 148730, 152622, 195810, 223095, 254370, 267714, 293715, 381555, 446190, 587430, 669285, 763110, 907253, 1338570, 1814506, 2721759, 4536265, 5443518, 8165277, 9072530, 13608795, 16330554, 27217590, 40826385, 81652770]

約数ペア:

[(1, 81652770), (2, 40826385), (3, 27217590), (5, 16330554), (6, 13608795), (9, 9072530), (10, 8165277), (15, 5443518), (18, 4536265), (30, 2721759), (45, 1814506), (61, 1338570), (90, 907253), (107, 763110), (122, 669285), (139, 587430), (183, 446190), (214, 381555), (278, 293715), (305, 267714), (321, 254370), (366, 223095), (417, 195810), (535, 152622), (549, 148730), (610, 133857), (642, 127185), (695, 117486), (834, 97905), (915, 89238), (963, 84790), (1070, 76311), (1098, 74365), (1251, 65270), (1390, 58743), (1605, 50874), (1830, 44619), (1926, 42395), (2085, 39162), (2502, 32635), (2745, 29746), (3210, 25437), (4170, 19581), (4815, 16958), (5490, 14873), (6255, 13054), (6527, 12510), (8479, 9630)]