220144140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4513}}^1$

素因数の和:4799

約数の個数: 72

約数和(自身を含む): 670383168

約数和(自身を除く): 450239028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 2439, 2710, 3252, 4065, 4513, 4878, 5420, 8130, 9026, 9756, 12195, 13539, 16260, 18052, 22565, 24390, 27078, 40617, 45130, 48780, 54156, 67695, 81234, 90260, 135390, 162468, 203085, 270780, 406170, 812340, 1223023, 2446046, 3669069, 4892092, 6115115, 7338138, 11007207, 12230230, 14676276, 18345345, 22014414, 24460460, 36690690, 44028828, 55036035, 73381380, 110072070, 220144140]

約数ペア:

[(1, 220144140), (2, 110072070), (3, 73381380), (4, 55036035), (5, 44028828), (6, 36690690), (9, 24460460), (10, 22014414), (12, 18345345), (15, 14676276), (18, 12230230), (20, 11007207), (30, 7338138), (36, 6115115), (45, 4892092), (60, 3669069), (90, 2446046), (180, 1223023), (271, 812340), (542, 406170), (813, 270780), (1084, 203085), (1355, 162468), (1626, 135390), (2439, 90260), (2710, 81234), (3252, 67695), (4065, 54156), (4513, 48780), (4878, 45130), (5420, 40617), (8130, 27078), (9026, 24390), (9756, 22565), (12195, 18052), (13539, 16260)]