289740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 887040

約数和(自身を除く): 597300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 439, 660, 878, 1317, 1756, 2195, 2634, 4390, 4829, 5268, 6585, 8780, 9658, 13170, 14487, 19316, 24145, 26340, 28974, 48290, 57948, 72435, 96580, 144870, 289740]

約数ペア:

[(1, 289740), (2, 144870), (3, 96580), (4, 72435), (5, 57948), (6, 48290), (10, 28974), (11, 26340), (12, 24145), (15, 19316), (20, 14487), (22, 13170), (30, 9658), (33, 8780), (44, 6585), (55, 5268), (60, 4829), (66, 4390), (110, 2634), (132, 2195), (165, 1756), (220, 1317), (330, 878), (439, 660)]