145678860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1609}}^1$

素因数の和:2127

約数の個数: 72

約数和(自身を含む): 443046240

約数和(自身を除く): 297367380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 503, 1006, 1509, 1609, 2012, 2515, 3018, 3218, 4527, 4827, 5030, 6036, 6436, 7545, 8045, 9054, 9654, 10060, 14481, 15090, 16090, 18108, 19308, 22635, 24135, 28962, 30180, 32180, 45270, 48270, 57924, 72405, 90540, 96540, 144810, 289620, 809327, 1618654, 2427981, 3237308, 4046635, 4855962, 7283943, 8093270, 9711924, 12139905, 14567886, 16186540, 24279810, 29135772, 36419715, 48559620, 72839430, 145678860]

約数ペア:

[(1, 145678860), (2, 72839430), (3, 48559620), (4, 36419715), (5, 29135772), (6, 24279810), (9, 16186540), (10, 14567886), (12, 12139905), (15, 9711924), (18, 8093270), (20, 7283943), (30, 4855962), (36, 4046635), (45, 3237308), (60, 2427981), (90, 1618654), (180, 809327), (503, 289620), (1006, 144810), (1509, 96540), (1609, 90540), (2012, 72405), (2515, 57924), (3018, 48270), (3218, 45270), (4527, 32180), (4827, 30180), (5030, 28962), (6036, 24135), (6436, 22635), (7545, 19308), (8045, 18108), (9054, 16090), (9654, 15090), (10060, 14481)]