16651620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 51192960

約数和(自身を除く): 34541340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1171, 1185, 1422, 1580, 2342, 2370, 2844, 3513, 3555, 4684, 4740, 5855, 7026, 7110, 10539, 11710, 14052, 14220, 17565, 21078, 23420, 35130, 42156, 52695, 70260, 92509, 105390, 185018, 210780, 277527, 370036, 462545, 555054, 832581, 925090, 1110108, 1387635, 1665162, 1850180, 2775270, 3330324, 4162905, 5550540, 8325810, 16651620]

約数ペア:

[(1, 16651620), (2, 8325810), (3, 5550540), (4, 4162905), (5, 3330324), (6, 2775270), (9, 1850180), (10, 1665162), (12, 1387635), (15, 1110108), (18, 925090), (20, 832581), (30, 555054), (36, 462545), (45, 370036), (60, 277527), (79, 210780), (90, 185018), (158, 105390), (180, 92509), (237, 70260), (316, 52695), (395, 42156), (474, 35130), (711, 23420), (790, 21078), (948, 17565), (1171, 14220), (1185, 14052), (1422, 11710), (1580, 10539), (2342, 7110), (2370, 7026), (2844, 5855), (3513, 4740), (3555, 4684)]