451946240

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4973}}^1$

素因数の和:5065

約数の個数: 72

約数和(自身を含む): 1098020448

約数和(自身を除く): 646074208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 1136, 1280, 1420, 2272, 2840, 4544, 4973, 5680, 9088, 9946, 11360, 18176, 19892, 22720, 24865, 39784, 45440, 49730, 79568, 90880, 99460, 159136, 198920, 318272, 353083, 397840, 636544, 706166, 795680, 1273088, 1412332, 1591360, 1765415, 2824664, 3182720, 3530830, 5649328, 6365440, 7061660, 11298656, 14123320, 22597312, 28246640, 45194624, 56493280, 90389248, 112986560, 225973120, 451946240]

約数ペア:

[(1, 451946240), (2, 225973120), (4, 112986560), (5, 90389248), (8, 56493280), (10, 45194624), (16, 28246640), (20, 22597312), (32, 14123320), (40, 11298656), (64, 7061660), (71, 6365440), (80, 5649328), (128, 3530830), (142, 3182720), (160, 2824664), (256, 1765415), (284, 1591360), (320, 1412332), (355, 1273088), (568, 795680), (640, 706166), (710, 636544), (1136, 397840), (1280, 353083), (1420, 318272), (2272, 198920), (2840, 159136), (4544, 99460), (4973, 90880), (5680, 79568), (9088, 49730), (9946, 45440), (11360, 39784), (18176, 24865), (19892, 22720)]