180921780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77317}}^1$

素因数の和:77345

約数の個数: 72

約数和(自身を含む): 591018792

約数和(自身を除く): 410097012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 77317, 154634, 231951, 309268, 386585, 463902, 695853, 773170, 927804, 1005121, 1159755, 1391706, 1546340, 2010242, 2319510, 2783412, 3015363, 3479265, 4020484, 4639020, 5025605, 6030726, 6958530, 9046089, 10051210, 12061452, 13917060, 15076815, 18092178, 20102420, 30153630, 36184356, 45230445, 60307260, 90460890, 180921780]

約数ペア:

[(1, 180921780), (2, 90460890), (3, 60307260), (4, 45230445), (5, 36184356), (6, 30153630), (9, 20102420), (10, 18092178), (12, 15076815), (13, 13917060), (15, 12061452), (18, 10051210), (20, 9046089), (26, 6958530), (30, 6030726), (36, 5025605), (39, 4639020), (45, 4020484), (52, 3479265), (60, 3015363), (65, 2783412), (78, 2319510), (90, 2010242), (117, 1546340), (130, 1391706), (156, 1159755), (180, 1005121), (195, 927804), (234, 773170), (260, 695853), (390, 463902), (468, 386585), (585, 309268), (780, 231951), (1170, 154634), (2340, 77317)]