218635280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1733}}^1$

素因数の和:1848

約数の個数: 80

約数和(自身を含む): 541840320

約数和(自身を除く): 323205040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 152, 166, 190, 304, 332, 380, 415, 664, 760, 830, 1328, 1520, 1577, 1660, 1733, 3154, 3320, 3466, 6308, 6640, 6932, 7885, 8665, 12616, 13864, 15770, 17330, 25232, 27728, 31540, 32927, 34660, 63080, 65854, 69320, 126160, 131708, 138640, 143839, 164635, 263416, 287678, 329270, 526832, 575356, 658540, 719195, 1150712, 1317080, 1438390, 2301424, 2634160, 2732941, 2876780, 5465882, 5753560, 10931764, 11507120, 13664705, 21863528, 27329410, 43727056, 54658820, 109317640, 218635280]

約数ペア:

[(1, 218635280), (2, 109317640), (4, 54658820), (5, 43727056), (8, 27329410), (10, 21863528), (16, 13664705), (19, 11507120), (20, 10931764), (38, 5753560), (40, 5465882), (76, 2876780), (80, 2732941), (83, 2634160), (95, 2301424), (152, 1438390), (166, 1317080), (190, 1150712), (304, 719195), (332, 658540), (380, 575356), (415, 526832), (664, 329270), (760, 287678), (830, 263416), (1328, 164635), (1520, 143839), (1577, 138640), (1660, 131708), (1733, 126160), (3154, 69320), (3320, 65854), (3466, 63080), (6308, 34660), (6640, 32927), (6932, 31540), (7885, 27728), (8665, 25232), (12616, 17330), (13864, 15770)]