1288390144

素因数分解:

$2^9\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{601}}^1$

素因数の和:751

約数の個数: 80

約数和(自身を含む): 2660454720

約数和(自身を除く): 1372064576

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 79, 106, 128, 158, 212, 256, 316, 424, 512, 601, 632, 848, 1202, 1264, 1696, 2404, 2528, 3392, 4187, 4808, 5056, 6784, 8374, 9616, 10112, 13568, 16748, 19232, 20224, 27136, 31853, 33496, 38464, 40448, 47479, 63706, 66992, 76928, 94958, 127412, 133984, 153856, 189916, 254824, 267968, 307712, 379832, 509648, 535936, 759664, 1019296, 1071872, 1519328, 2038592, 2143744, 2516387, 3038656, 4077184, 5032774, 6077312, 8154368, 10065548, 12154624, 16308736, 20131096, 24309248, 40262192, 80524384, 161048768, 322097536, 644195072, 1288390144]

約数ペア:

[(1, 1288390144), (2, 644195072), (4, 322097536), (8, 161048768), (16, 80524384), (32, 40262192), (53, 24309248), (64, 20131096), (79, 16308736), (106, 12154624), (128, 10065548), (158, 8154368), (212, 6077312), (256, 5032774), (316, 4077184), (424, 3038656), (512, 2516387), (601, 2143744), (632, 2038592), (848, 1519328), (1202, 1071872), (1264, 1019296), (1696, 759664), (2404, 535936), (2528, 509648), (3392, 379832), (4187, 307712), (4808, 267968), (5056, 254824), (6784, 189916), (8374, 153856), (9616, 133984), (10112, 127412), (13568, 94958), (16748, 76928), (19232, 66992), (20224, 63706), (27136, 47479), (31853, 40448), (33496, 38464)]