213439140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1973}}^1$

素因数の和:2589

約数の個数: 72

約数和(自身を含む): 648838008

約数和(自身を除く): 435398868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 601, 1202, 1803, 1973, 2404, 3005, 3606, 3946, 5409, 5919, 6010, 7212, 7892, 9015, 9865, 10818, 11838, 12020, 17757, 18030, 19730, 21636, 23676, 27045, 29595, 35514, 36060, 39460, 54090, 59190, 71028, 88785, 108180, 118380, 177570, 355140, 1185773, 2371546, 3557319, 4743092, 5928865, 7114638, 10671957, 11857730, 14229276, 17786595, 21343914, 23715460, 35573190, 42687828, 53359785, 71146380, 106719570, 213439140]

約数ペア:

[(1, 213439140), (2, 106719570), (3, 71146380), (4, 53359785), (5, 42687828), (6, 35573190), (9, 23715460), (10, 21343914), (12, 17786595), (15, 14229276), (18, 11857730), (20, 10671957), (30, 7114638), (36, 5928865), (45, 4743092), (60, 3557319), (90, 2371546), (180, 1185773), (601, 355140), (1202, 177570), (1803, 118380), (1973, 108180), (2404, 88785), (3005, 71028), (3606, 59190), (3946, 54090), (5409, 39460), (5919, 36060), (6010, 35514), (7212, 29595), (7892, 27045), (9015, 23676), (9865, 21636), (10818, 19730), (11838, 18030), (12020, 17757)]