217032640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61657}}^1$

素因数の和:61685

約数の個数: 56

約数和(自身を含む): 563800752

約数和(自身を除く): 346768112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 61657, 123314, 246628, 308285, 493256, 616570, 678227, 986512, 1233140, 1356454, 1973024, 2466280, 2712908, 3391135, 3946048, 4932560, 5425816, 6782270, 9865120, 10851632, 13564540, 19730240, 21703264, 27129080, 43406528, 54258160, 108516320, 217032640]

約数ペア:

[(1, 217032640), (2, 108516320), (4, 54258160), (5, 43406528), (8, 27129080), (10, 21703264), (11, 19730240), (16, 13564540), (20, 10851632), (22, 9865120), (32, 6782270), (40, 5425816), (44, 4932560), (55, 3946048), (64, 3391135), (80, 2712908), (88, 2466280), (110, 1973024), (160, 1356454), (176, 1233140), (220, 986512), (320, 678227), (352, 616570), (440, 493256), (704, 308285), (880, 246628), (1760, 123314), (3520, 61657)]