123201320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14737}}^1$

素因数の和:14778

約数の個数: 64

約数和(自身を含む): 318340800

約数和(自身を除く): 195139480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 14737, 29474, 58948, 73685, 117896, 147370, 162107, 280003, 294740, 324214, 560006, 589480, 648428, 810535, 1120012, 1296856, 1400015, 1621070, 2240024, 2800030, 3080033, 3242140, 5600060, 6160066, 6484280, 11200120, 12320132, 15400165, 24640264, 30800330, 61600660, 123201320]

約数ペア:

[(1, 123201320), (2, 61600660), (4, 30800330), (5, 24640264), (8, 15400165), (10, 12320132), (11, 11200120), (19, 6484280), (20, 6160066), (22, 5600060), (38, 3242140), (40, 3080033), (44, 2800030), (55, 2240024), (76, 1621070), (88, 1400015), (95, 1296856), (110, 1120012), (152, 810535), (190, 648428), (209, 589480), (220, 560006), (380, 324214), (418, 294740), (440, 280003), (760, 162107), (836, 147370), (1045, 117896), (1672, 73685), (2090, 58948), (4180, 29474), (8360, 14737)]