320483160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{890231}}^1$

素因数の和:890248

約数の個数: 48

約数和(自身を含む): 1041571440

約数和(自身を除く): 721088280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 890231, 1780462, 2670693, 3560924, 4451155, 5341386, 7121848, 8012079, 8902310, 10682772, 13353465, 16024158, 17804620, 21365544, 26706930, 32048316, 35609240, 40060395, 53413860, 64096632, 80120790, 106827720, 160241580, 320483160]

約数ペア:

[(1, 320483160), (2, 160241580), (3, 106827720), (4, 80120790), (5, 64096632), (6, 53413860), (8, 40060395), (9, 35609240), (10, 32048316), (12, 26706930), (15, 21365544), (18, 17804620), (20, 16024158), (24, 13353465), (30, 10682772), (36, 8902310), (40, 8012079), (45, 7121848), (60, 5341386), (72, 4451155), (90, 3560924), (120, 2670693), (180, 1780462), (360, 890231)]