80396220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:787

約数の個数: 96

約数和(自身を含む): 239500800

約数和(自身を除く): 159104580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 109, 114, 190, 218, 228, 285, 327, 380, 436, 545, 570, 647, 654, 1090, 1140, 1294, 1308, 1635, 1941, 2071, 2180, 2588, 3235, 3270, 3882, 4142, 6213, 6470, 6540, 7764, 8284, 9705, 10355, 12293, 12426, 12940, 19410, 20710, 24586, 24852, 31065, 36879, 38820, 41420, 49172, 61465, 62130, 70523, 73758, 122930, 124260, 141046, 147516, 184395, 211569, 245860, 282092, 352615, 368790, 423138, 705230, 737580, 846276, 1057845, 1339937, 1410460, 2115690, 2679874, 4019811, 4231380, 5359748, 6699685, 8039622, 13399370, 16079244, 20099055, 26798740, 40198110, 80396220]

約数ペア:

[(1, 80396220), (2, 40198110), (3, 26798740), (4, 20099055), (5, 16079244), (6, 13399370), (10, 8039622), (12, 6699685), (15, 5359748), (19, 4231380), (20, 4019811), (30, 2679874), (38, 2115690), (57, 1410460), (60, 1339937), (76, 1057845), (95, 846276), (109, 737580), (114, 705230), (190, 423138), (218, 368790), (228, 352615), (285, 282092), (327, 245860), (380, 211569), (436, 184395), (545, 147516), (570, 141046), (647, 124260), (654, 122930), (1090, 73758), (1140, 70523), (1294, 62130), (1308, 61465), (1635, 49172), (1941, 41420), (2071, 38820), (2180, 36879), (2588, 31065), (3235, 24852), (3270, 24586), (3882, 20710), (4142, 19410), (6213, 12940), (6470, 12426), (6540, 12293), (7764, 10355), (8284, 9705)]