64431325.000000000

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:680

約数の個数: 96

約数和(自身を含む): 488816640

約数和(自身を除く): 308462670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 127, 155, 186, 254, 279, 310, 381, 465, 509, 558, 635, 762, 930, 1018, 1143, 1270, 1395, 1527, 1905, 2286, 2545, 2790, 3054, 3810, 3937, 4581, 5090, 5715, 7635, 7874, 9162, 11430, 11811, 15270, 15779, 19685, 22905, 23622, 31558, 35433, 39370, 45810, 47337, 59055, 64643, 70866, 78895, 94674, 118110, 129286, 142011, 157790, 177165, 193929, 236685, 284022, 323215, 354330, 387858, 473370, 581787, 646430, 710055, 969645, 1163574, 1420110, 1939290, 2003933, 2908935, 4007866, 5817870, 6011799, 10019665, 12023598, 18035397, 20039330, 30058995, 36070794, 60117990, 90176985, 180353970]

約数ペア:

[(1, 180353970), (2, 90176985), (3, 60117990), (5, 36070794), (6, 30058995), (9, 20039330), (10, 18035397), (15, 12023598), (18, 10019665), (30, 6011799), (31, 5817870), (45, 4007866), (62, 2908935), (90, 2003933), (93, 1939290), (127, 1420110), (155, 1163574), (186, 969645), (254, 710055), (279, 646430), (310, 581787), (381, 473370), (465, 387858), (509, 354330), (558, 323215), (635, 284022), (762, 236685), (930, 193929), (1018, 177165), (1143, 157790), (1270, 142011), (1395, 129286), (1527, 118110), (1905, 94674), (2286, 78895), (2545, 70866), (2790, 64643), (3054, 59055), (3810, 47337), (3937, 45810), (4581, 39370), (5090, 35433), (5715, 31558), (7635, 23622), (7874, 22905), (9162, 19685), (11430, 15779), (11811, 15270)]