154931220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37423}}^1$

素因数の和:37461

約数の個数: 72

約数和(自身を含む): 490404096

約数和(自身を除く): 335472876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 37423, 74846, 112269, 149692, 187115, 224538, 336807, 374230, 449076, 561345, 673614, 748460, 860729, 1122690, 1347228, 1684035, 1721458, 2245380, 2582187, 3368070, 3442916, 4303645, 5164374, 6736140, 7746561, 8607290, 10328748, 12910935, 15493122, 17214580, 25821870, 30986244, 38732805, 51643740, 77465610, 154931220]

約数ペア:

[(1, 154931220), (2, 77465610), (3, 51643740), (4, 38732805), (5, 30986244), (6, 25821870), (9, 17214580), (10, 15493122), (12, 12910935), (15, 10328748), (18, 8607290), (20, 7746561), (23, 6736140), (30, 5164374), (36, 4303645), (45, 3442916), (46, 3368070), (60, 2582187), (69, 2245380), (90, 1721458), (92, 1684035), (115, 1347228), (138, 1122690), (180, 860729), (207, 748460), (230, 673614), (276, 561345), (345, 449076), (414, 374230), (460, 336807), (690, 224538), (828, 187115), (1035, 149692), (1380, 112269), (2070, 74846), (4140, 37423)]