220042960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1069}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 534965760

約数和(自身を除く): 314922800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 496, 620, 664, 830, 1069, 1240, 1328, 1660, 2138, 2480, 2573, 3320, 4276, 5146, 5345, 6640, 8552, 10292, 10690, 12865, 17104, 20584, 21380, 25730, 33139, 41168, 42760, 51460, 66278, 85520, 88727, 102920, 132556, 165695, 177454, 205840, 265112, 331390, 354908, 443635, 530224, 662780, 709816, 887270, 1325560, 1419632, 1774540, 2651120, 2750537, 3549080, 5501074, 7098160, 11002148, 13752685, 22004296, 27505370, 44008592, 55010740, 110021480, 220042960]

約数ペア:

[(1, 220042960), (2, 110021480), (4, 55010740), (5, 44008592), (8, 27505370), (10, 22004296), (16, 13752685), (20, 11002148), (31, 7098160), (40, 5501074), (62, 3549080), (80, 2750537), (83, 2651120), (124, 1774540), (155, 1419632), (166, 1325560), (248, 887270), (310, 709816), (332, 662780), (415, 530224), (496, 443635), (620, 354908), (664, 331390), (830, 265112), (1069, 205840), (1240, 177454), (1328, 165695), (1660, 132556), (2138, 102920), (2480, 88727), (2573, 85520), (3320, 66278), (4276, 51460), (5146, 42760), (5345, 41168), (6640, 33139), (8552, 25730), (10292, 21380), (10690, 20584), (12865, 17104)]