672660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 2116296

約数和(自身を除く): 1443636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 101, 111, 148, 180, 185, 202, 222, 303, 333, 370, 404, 444, 505, 555, 606, 666, 740, 909, 1010, 1110, 1212, 1332, 1515, 1665, 1818, 2020, 2220, 3030, 3330, 3636, 3737, 4545, 6060, 6660, 7474, 9090, 11211, 14948, 18180, 18685, 22422, 33633, 37370, 44844, 56055, 67266, 74740, 112110, 134532, 168165, 224220, 336330, 672660]

約数ペア:

[(1, 672660), (2, 336330), (3, 224220), (4, 168165), (5, 134532), (6, 112110), (9, 74740), (10, 67266), (12, 56055), (15, 44844), (18, 37370), (20, 33633), (30, 22422), (36, 18685), (37, 18180), (45, 14948), (60, 11211), (74, 9090), (90, 7474), (101, 6660), (111, 6060), (148, 4545), (180, 3737), (185, 3636), (202, 3330), (222, 3030), (303, 2220), (333, 2020), (370, 1818), (404, 1665), (444, 1515), (505, 1332), (555, 1212), (606, 1110), (666, 1010), (740, 909)]