156928720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150893}}^1$

素因数の和:150919

約数の個数: 40

約数和(自身を含む): 392927976

約数和(自身を除く): 235999256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 150893, 301786, 603572, 754465, 1207144, 1508930, 1961609, 2414288, 3017860, 3923218, 6035720, 7846436, 9808045, 12071440, 15692872, 19616090, 31385744, 39232180, 78464360, 156928720]

約数ペア:

[(1, 156928720), (2, 78464360), (4, 39232180), (5, 31385744), (8, 19616090), (10, 15692872), (13, 12071440), (16, 9808045), (20, 7846436), (26, 6035720), (40, 3923218), (52, 3017860), (65, 2414288), (80, 1961609), (104, 1508930), (130, 1207144), (208, 754465), (260, 603572), (520, 301786), (1040, 150893)]