320169990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{25841}}^1$

素因数の和:25917

約数の個数: 64

約数和(自身を含む): 893099520

約数和(自身を除く): 572929530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 59, 70, 105, 118, 177, 210, 295, 354, 413, 590, 826, 885, 1239, 1770, 2065, 2478, 4130, 6195, 12390, 25841, 51682, 77523, 129205, 155046, 180887, 258410, 361774, 387615, 542661, 775230, 904435, 1085322, 1524619, 1808870, 2713305, 3049238, 4573857, 5426610, 7623095, 9147714, 10672333, 15246190, 21344666, 22869285, 32016999, 45738570, 53361665, 64033998, 106723330, 160084995, 320169990]

約数ペア:

[(1, 320169990), (2, 160084995), (3, 106723330), (5, 64033998), (6, 53361665), (7, 45738570), (10, 32016999), (14, 22869285), (15, 21344666), (21, 15246190), (30, 10672333), (35, 9147714), (42, 7623095), (59, 5426610), (70, 4573857), (105, 3049238), (118, 2713305), (177, 1808870), (210, 1524619), (295, 1085322), (354, 904435), (413, 775230), (590, 542661), (826, 387615), (885, 361774), (1239, 258410), (1770, 180887), (2065, 155046), (2478, 129205), (4130, 77523), (6195, 51682), (12390, 25841)]