198404864

素因数分解:

$2^8\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2089}}^1$

素因数の和:2165

約数の個数: 72

約数和(自身を含む): 461371680

約数和(自身を除く): 262966816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 742, 848, 896, 1484, 1696, 1792, 2089, 2968, 3392, 4178, 5936, 6784, 8356, 11872, 13568, 14623, 16712, 23744, 29246, 33424, 47488, 58492, 66848, 94976, 110717, 116984, 133696, 221434, 233968, 267392, 442868, 467936, 534784, 775019, 885736, 935872, 1550038, 1771472, 1871744, 3100076, 3542944, 3743488, 6200152, 7085888, 12400304, 14171776, 24800608, 28343552, 49601216, 99202432, 198404864]

約数ペア:

[(1, 198404864), (2, 99202432), (4, 49601216), (7, 28343552), (8, 24800608), (14, 14171776), (16, 12400304), (28, 7085888), (32, 6200152), (53, 3743488), (56, 3542944), (64, 3100076), (106, 1871744), (112, 1771472), (128, 1550038), (212, 935872), (224, 885736), (256, 775019), (371, 534784), (424, 467936), (448, 442868), (742, 267392), (848, 233968), (896, 221434), (1484, 133696), (1696, 116984), (1792, 110717), (2089, 94976), (2968, 66848), (3392, 58492), (4178, 47488), (5936, 33424), (6784, 29246), (8356, 23744), (11872, 16712), (13568, 14623)]