248435488

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:343

約数の個数: 144

約数和(自身を含む): 620524800

約数和(自身を除く): 372089312

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 76, 98, 112, 124, 133, 152, 196, 217, 224, 248, 266, 269, 304, 392, 434, 496, 532, 538, 589, 608, 784, 868, 931, 992, 1064, 1076, 1178, 1519, 1568, 1736, 1862, 1883, 2128, 2152, 2356, 3038, 3472, 3724, 3766, 4123, 4256, 4304, 4712, 5111, 6076, 6944, 7448, 7532, 8246, 8339, 8608, 9424, 10222, 12152, 13181, 14896, 15064, 16492, 16678, 18848, 20444, 24304, 26362, 28861, 29792, 30128, 32984, 33356, 35777, 40888, 48608, 52724, 57722, 58373, 60256, 65968, 66712, 71554, 81776, 105448, 115444, 116746, 131936, 133424, 143108, 158441, 163552, 210896, 230888, 233492, 250439, 266848, 286216, 316882, 408611, 421792, 461776, 466984, 500878, 572432, 633764, 817222, 923552, 933968, 1001756, 1109087, 1144864, 1267528, 1634444, 1867936, 2003512, 2218174, 2535056, 3268888, 4007024, 4436348, 5070112, 6537776, 7763609, 8014048, 8872696, 13075552, 15527218, 17745392, 31054436, 35490784, 62108872, 124217744, 248435488]

約数ペア:

[(1, 248435488), (2, 124217744), (4, 62108872), (7, 35490784), (8, 31054436), (14, 17745392), (16, 15527218), (19, 13075552), (28, 8872696), (31, 8014048), (32, 7763609), (38, 6537776), (49, 5070112), (56, 4436348), (62, 4007024), (76, 3268888), (98, 2535056), (112, 2218174), (124, 2003512), (133, 1867936), (152, 1634444), (196, 1267528), (217, 1144864), (224, 1109087), (248, 1001756), (266, 933968), (269, 923552), (304, 817222), (392, 633764), (434, 572432), (496, 500878), (532, 466984), (538, 461776), (589, 421792), (608, 408611), (784, 316882), (868, 286216), (931, 266848), (992, 250439), (1064, 233492), (1076, 230888), (1178, 210896), (1519, 163552), (1568, 158441), (1736, 143108), (1862, 133424), (1883, 131936), (2128, 116746), (2152, 115444), (2356, 105448), (3038, 81776), (3472, 71554), (3724, 66712), (3766, 65968), (4123, 60256), (4256, 58373), (4304, 57722), (4712, 52724), (5111, 48608), (6076, 40888), (6944, 35777), (7448, 33356), (7532, 32984), (8246, 30128), (8339, 29792), (8608, 28861), (9424, 26362), (10222, 24304), (12152, 20444), (13181, 18848), (14896, 16678), (15064, 16492)]