80206380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12043}}^1$

素因数の和:12095

約数の個数: 72

約数和(自身を含む): 249888912

約数和(自身を除く): 169682532

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, 2220, 3330, 6660, 12043, 24086, 36129, 48172, 60215, 72258, 108387, 120430, 144516, 180645, 216774, 240860, 361290, 433548, 445591, 541935, 722580, 891182, 1083870, 1336773, 1782364, 2167740, 2227955, 2673546, 4010319, 4455910, 5347092, 6683865, 8020638, 8911820, 13367730, 16041276, 20051595, 26735460, 40103190, 80206380]

約数ペア:

[(1, 80206380), (2, 40103190), (3, 26735460), (4, 20051595), (5, 16041276), (6, 13367730), (9, 8911820), (10, 8020638), (12, 6683865), (15, 5347092), (18, 4455910), (20, 4010319), (30, 2673546), (36, 2227955), (37, 2167740), (45, 1782364), (60, 1336773), (74, 1083870), (90, 891182), (111, 722580), (148, 541935), (180, 445591), (185, 433548), (222, 361290), (333, 240860), (370, 216774), (444, 180645), (555, 144516), (666, 120430), (740, 108387), (1110, 72258), (1332, 60215), (1665, 48172), (2220, 36129), (3330, 24086), (6660, 12043)]