71492960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{829}}^1$

素因数の和:869

約数の個数: 144

約数和(自身を含む): 214598160

約数和(自身を除く): 143105200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 829, 880, 980, 1078, 1120, 1232, 1540, 1568, 1658, 1760, 1960, 2156, 2464, 2695, 3080, 3316, 3920, 4145, 4312, 5390, 5803, 6160, 6632, 7840, 8290, 8624, 9119, 10780, 11606, 12320, 13264, 16580, 17248, 18238, 21560, 23212, 26528, 29015, 33160, 36476, 40621, 43120, 45595, 46424, 58030, 63833, 66320, 72952, 81242, 86240, 91190, 92848, 116060, 127666, 132640, 145904, 162484, 182380, 185696, 203105, 232120, 255332, 291808, 319165, 324968, 364760, 406210, 446831, 464240, 510664, 638330, 649936, 729520, 812420, 893662, 928480, 1021328, 1276660, 1299872, 1459040, 1624840, 1787324, 2042656, 2234155, 2553320, 3249680, 3574648, 4468310, 5106640, 6499360, 7149296, 8936620, 10213280, 14298592, 17873240, 35746480, 71492960]

約数ペア:

[(1, 71492960), (2, 35746480), (4, 17873240), (5, 14298592), (7, 10213280), (8, 8936620), (10, 7149296), (11, 6499360), (14, 5106640), (16, 4468310), (20, 3574648), (22, 3249680), (28, 2553320), (32, 2234155), (35, 2042656), (40, 1787324), (44, 1624840), (49, 1459040), (55, 1299872), (56, 1276660), (70, 1021328), (77, 928480), (80, 893662), (88, 812420), (98, 729520), (110, 649936), (112, 638330), (140, 510664), (154, 464240), (160, 446831), (176, 406210), (196, 364760), (220, 324968), (224, 319165), (245, 291808), (280, 255332), (308, 232120), (352, 203105), (385, 185696), (392, 182380), (440, 162484), (490, 145904), (539, 132640), (560, 127666), (616, 116060), (770, 92848), (784, 91190), (829, 86240), (880, 81242), (980, 72952), (1078, 66320), (1120, 63833), (1232, 58030), (1540, 46424), (1568, 45595), (1658, 43120), (1760, 40621), (1960, 36476), (2156, 33160), (2464, 29015), (2695, 26528), (3080, 23212), (3316, 21560), (3920, 18238), (4145, 17248), (4312, 16580), (5390, 13264), (5803, 12320), (6160, 11606), (6632, 10780), (7840, 9119), (8290, 8624)]