280890260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1051}}^1$

素因数の和:1173

約数の個数: 96

約数和(自身を含む): 712599552

約数和(自身を除く): 431709292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 83, 92, 115, 140, 161, 166, 230, 322, 332, 415, 460, 581, 644, 805, 830, 1051, 1162, 1610, 1660, 1909, 2102, 2324, 2905, 3220, 3818, 4204, 5255, 5810, 7357, 7636, 9545, 10510, 11620, 13363, 14714, 19090, 21020, 24173, 26726, 29428, 36785, 38180, 48346, 53452, 66815, 73570, 87233, 96692, 120865, 133630, 147140, 169211, 174466, 241730, 267260, 338422, 348932, 436165, 483460, 610631, 676844, 846055, 872330, 1221262, 1692110, 1744660, 2006359, 2442524, 3053155, 3384220, 4012718, 6106310, 8025436, 10031795, 12212620, 14044513, 20063590, 28089026, 40127180, 56178052, 70222565, 140445130, 280890260]

約数ペア:

[(1, 280890260), (2, 140445130), (4, 70222565), (5, 56178052), (7, 40127180), (10, 28089026), (14, 20063590), (20, 14044513), (23, 12212620), (28, 10031795), (35, 8025436), (46, 6106310), (70, 4012718), (83, 3384220), (92, 3053155), (115, 2442524), (140, 2006359), (161, 1744660), (166, 1692110), (230, 1221262), (322, 872330), (332, 846055), (415, 676844), (460, 610631), (581, 483460), (644, 436165), (805, 348932), (830, 338422), (1051, 267260), (1162, 241730), (1610, 174466), (1660, 169211), (1909, 147140), (2102, 133630), (2324, 120865), (2905, 96692), (3220, 87233), (3818, 73570), (4204, 66815), (5255, 53452), (5810, 48346), (7357, 38180), (7636, 36785), (9545, 29428), (10510, 26726), (11620, 24173), (13363, 21020), (14714, 19090)]