196904320

素因数分解:

$2^7\times 5^1\times {\mathrm{359}}^1\times {\mathrm{857}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 472586400

約数和(自身を除く): 275682080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 359, 640, 718, 857, 1436, 1714, 1795, 2872, 3428, 3590, 4285, 5744, 6856, 7180, 8570, 11488, 13712, 14360, 17140, 22976, 27424, 28720, 34280, 45952, 54848, 57440, 68560, 109696, 114880, 137120, 229760, 274240, 307663, 548480, 615326, 1230652, 1538315, 2461304, 3076630, 4922608, 6153260, 9845216, 12306520, 19690432, 24613040, 39380864, 49226080, 98452160, 196904320]

約数ペア:

[(1, 196904320), (2, 98452160), (4, 49226080), (5, 39380864), (8, 24613040), (10, 19690432), (16, 12306520), (20, 9845216), (32, 6153260), (40, 4922608), (64, 3076630), (80, 2461304), (128, 1538315), (160, 1230652), (320, 615326), (359, 548480), (640, 307663), (718, 274240), (857, 229760), (1436, 137120), (1714, 114880), (1795, 109696), (2872, 68560), (3428, 57440), (3590, 54848), (4285, 45952), (5744, 34280), (6856, 28720), (7180, 27424), (8570, 22976), (11488, 17140), (13712, 14360)]