206879580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{31063}}^1$

素因数の和:31115

約数の個数: 72

約数和(自身を含む): 644515872

約数和(自身を除く): 437636292

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, 31063, 62126, 93189, 124252, 155315, 186378, 279567, 310630, 372756, 465945, 559134, 621260, 931890, 1118268, 1149331, 1397835, 1863780, 2298662, 2795670, 3447993, 4597324, 5591340, 5746655, 6895986, 10343979, 11493310, 13791972, 17239965, 20687958, 22986620, 34479930, 41375916, 51719895, 68959860, 103439790, 206879580]

約数ペア:

[(1, 206879580), (2, 103439790), (3, 68959860), (4, 51719895), (5, 41375916), (6, 34479930), (9, 22986620), (10, 20687958), (12, 17239965), (15, 13791972), (18, 11493310), (20, 10343979), (30, 6895986), (36, 5746655), (37, 5591340), (45, 4597324), (60, 3447993), (74, 2795670), (90, 2298662), (111, 1863780), (148, 1397835), (180, 1149331), (185, 1118268), (222, 931890), (333, 621260), (370, 559134), (444, 465945), (555, 372756), (666, 310630), (740, 279567), (1110, 186378), (1332, 155315), (1665, 124252), (2220, 93189), (3330, 62126), (6660, 31063)]