13339980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2003}}^1$

素因数の和:2055

約数の個数: 72

約数和(自身を含む): 41578992

約数和(自身を除く): 28239012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2003, 2220, 3330, 4006, 6009, 6660, 8012, 10015, 12018, 18027, 20030, 24036, 30045, 36054, 40060, 60090, 72108, 74111, 90135, 120180, 148222, 180270, 222333, 296444, 360540, 370555, 444666, 666999, 741110, 889332, 1111665, 1333998, 1482220, 2223330, 2667996, 3334995, 4446660, 6669990, 13339980]

約数ペア:

[(1, 13339980), (2, 6669990), (3, 4446660), (4, 3334995), (5, 2667996), (6, 2223330), (9, 1482220), (10, 1333998), (12, 1111665), (15, 889332), (18, 741110), (20, 666999), (30, 444666), (36, 370555), (37, 360540), (45, 296444), (60, 222333), (74, 180270), (90, 148222), (111, 120180), (148, 90135), (180, 74111), (185, 72108), (222, 60090), (333, 40060), (370, 36054), (444, 30045), (555, 24036), (666, 20030), (740, 18027), (1110, 12018), (1332, 10015), (1665, 8012), (2003, 6660), (2220, 6009), (3330, 4006)]