1280525328

素因数分解:

$2^4\times 3^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:674

約数の個数: 160

約数和(自身を含む): 3779758080

約数和(自身を除く): 2499232752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 83, 108, 142, 144, 166, 213, 216, 249, 284, 332, 426, 432, 498, 503, 568, 639, 664, 747, 852, 996, 1006, 1136, 1278, 1328, 1494, 1509, 1704, 1917, 1992, 2012, 2241, 2556, 2988, 3018, 3408, 3834, 3984, 4024, 4482, 4527, 5112, 5893, 5976, 6036, 7668, 8048, 8964, 9054, 10224, 11786, 11952, 12072, 13581, 15336, 17679, 17928, 18108, 23572, 24144, 27162, 30672, 35358, 35713, 35856, 36216, 41749, 47144, 53037, 54324, 70716, 71426, 72432, 83498, 94288, 106074, 107139, 108648, 125247, 141432, 142852, 159111, 166996, 212148, 214278, 217296, 250494, 282864, 285704, 318222, 321417, 333992, 375741, 424296, 428556, 500988, 571408, 636444, 642834, 667984, 751482, 848592, 857112, 964251, 1001976, 1127223, 1272888, 1285668, 1502964, 1714224, 1928502, 2003952, 2254446, 2545776, 2571336, 2964179, 3005928, 3857004, 4508892, 5142672, 5928358, 6011856, 7714008, 8892537, 9017784, 11856716, 15428016, 17785074, 18035568, 23713432, 26677611, 35570148, 47426864, 53355222, 71140296, 80032833, 106710444, 142280592, 160065666, 213420888, 320131332, 426841776, 640262664, 1280525328]

約数ペア:

[(1, 1280525328), (2, 640262664), (3, 426841776), (4, 320131332), (6, 213420888), (8, 160065666), (9, 142280592), (12, 106710444), (16, 80032833), (18, 71140296), (24, 53355222), (27, 47426864), (36, 35570148), (48, 26677611), (54, 23713432), (71, 18035568), (72, 17785074), (83, 15428016), (108, 11856716), (142, 9017784), (144, 8892537), (166, 7714008), (213, 6011856), (216, 5928358), (249, 5142672), (284, 4508892), (332, 3857004), (426, 3005928), (432, 2964179), (498, 2571336), (503, 2545776), (568, 2254446), (639, 2003952), (664, 1928502), (747, 1714224), (852, 1502964), (996, 1285668), (1006, 1272888), (1136, 1127223), (1278, 1001976), (1328, 964251), (1494, 857112), (1509, 848592), (1704, 751482), (1917, 667984), (1992, 642834), (2012, 636444), (2241, 571408), (2556, 500988), (2988, 428556), (3018, 424296), (3408, 375741), (3834, 333992), (3984, 321417), (4024, 318222), (4482, 285704), (4527, 282864), (5112, 250494), (5893, 217296), (5976, 214278), (6036, 212148), (7668, 166996), (8048, 159111), (8964, 142852), (9054, 141432), (10224, 125247), (11786, 108648), (11952, 107139), (12072, 106074), (13581, 94288), (15336, 83498), (17679, 72432), (17928, 71426), (18108, 70716), (23572, 54324), (24144, 53037), (27162, 47144), (30672, 41749), (35358, 36216), (35713, 35856)]