80628780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:799

約数の個数: 96

約数和(自身を含む): 240226560

約数和(自身を除く): 159597780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 107, 114, 190, 214, 228, 285, 321, 380, 428, 535, 570, 642, 661, 1070, 1140, 1284, 1322, 1605, 1983, 2033, 2140, 2644, 3210, 3305, 3966, 4066, 6099, 6420, 6610, 7932, 8132, 9915, 10165, 12198, 12559, 13220, 19830, 20330, 24396, 25118, 30495, 37677, 39660, 40660, 50236, 60990, 62795, 70727, 75354, 121980, 125590, 141454, 150708, 188385, 212181, 251180, 282908, 353635, 376770, 424362, 707270, 753540, 848724, 1060905, 1343813, 1414540, 2121810, 2687626, 4031439, 4243620, 5375252, 6719065, 8062878, 13438130, 16125756, 20157195, 26876260, 40314390, 80628780]

約数ペア:

[(1, 80628780), (2, 40314390), (3, 26876260), (4, 20157195), (5, 16125756), (6, 13438130), (10, 8062878), (12, 6719065), (15, 5375252), (19, 4243620), (20, 4031439), (30, 2687626), (38, 2121810), (57, 1414540), (60, 1343813), (76, 1060905), (95, 848724), (107, 753540), (114, 707270), (190, 424362), (214, 376770), (228, 353635), (285, 282908), (321, 251180), (380, 212181), (428, 188385), (535, 150708), (570, 141454), (642, 125590), (661, 121980), (1070, 75354), (1140, 70727), (1284, 62795), (1322, 60990), (1605, 50236), (1983, 40660), (2033, 39660), (2140, 37677), (2644, 30495), (3210, 25118), (3305, 24396), (3966, 20330), (4066, 19830), (6099, 13220), (6420, 12559), (6610, 12198), (7932, 10165), (8132, 9915)]