278299710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7673}}^1$

素因数の和:7730

約数の個数: 96

約数和(自身を含む): 804480768

約数和(自身を除く): 526181058

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 806, 930, 1170, 1209, 1395, 2015, 2418, 2790, 3627, 4030, 6045, 7254, 7673, 12090, 15346, 18135, 23019, 36270, 38365, 46038, 69057, 76730, 99749, 115095, 138114, 199498, 230190, 237863, 299247, 345285, 475726, 498745, 598494, 690570, 713589, 897741, 997490, 1189315, 1427178, 1496235, 1795482, 2140767, 2378630, 2992470, 3092219, 3567945, 4281534, 4488705, 6184438, 7135890, 8977410, 9276657, 10703835, 15461095, 18553314, 21407670, 27829971, 30922190, 46383285, 55659942, 92766570, 139149855, 278299710]

約数ペア:

[(1, 278299710), (2, 139149855), (3, 92766570), (5, 55659942), (6, 46383285), (9, 30922190), (10, 27829971), (13, 21407670), (15, 18553314), (18, 15461095), (26, 10703835), (30, 9276657), (31, 8977410), (39, 7135890), (45, 6184438), (62, 4488705), (65, 4281534), (78, 3567945), (90, 3092219), (93, 2992470), (117, 2378630), (130, 2140767), (155, 1795482), (186, 1496235), (195, 1427178), (234, 1189315), (279, 997490), (310, 897741), (390, 713589), (403, 690570), (465, 598494), (558, 498745), (585, 475726), (806, 345285), (930, 299247), (1170, 237863), (1209, 230190), (1395, 199498), (2015, 138114), (2418, 115095), (2790, 99749), (3627, 76730), (4030, 69057), (6045, 46038), (7254, 38365), (7673, 36270), (12090, 23019), (15346, 18135)]