16312960

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 23344640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 359, 568, 640, 710, 718, 1136, 1420, 1436, 1795, 2272, 2840, 2872, 3590, 4544, 5680, 5744, 7180, 9088, 11360, 11488, 14360, 22720, 22976, 25489, 28720, 45440, 45952, 50978, 57440, 101956, 114880, 127445, 203912, 229760, 254890, 407824, 509780, 815648, 1019560, 1631296, 2039120, 3262592, 4078240, 8156480, 16312960]

約数ペア:

[(1, 16312960), (2, 8156480), (4, 4078240), (5, 3262592), (8, 2039120), (10, 1631296), (16, 1019560), (20, 815648), (32, 509780), (40, 407824), (64, 254890), (71, 229760), (80, 203912), (128, 127445), (142, 114880), (160, 101956), (284, 57440), (320, 50978), (355, 45952), (359, 45440), (568, 28720), (640, 25489), (710, 22976), (718, 22720), (1136, 14360), (1420, 11488), (1436, 11360), (1795, 9088), (2272, 7180), (2840, 5744), (2872, 5680), (3590, 4544)]