256220190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{76943}}^1$

素因数の和:76993

約数の個数: 48

約数和(自身を含む): 684186048

約数和(自身を除く): 427965858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 76943, 153886, 230829, 384715, 461658, 692487, 769430, 1154145, 1384974, 2308290, 2846891, 3462435, 5693782, 6924870, 8540673, 14234455, 17081346, 25622019, 28468910, 42703365, 51244038, 85406730, 128110095, 256220190]

約数ペア:

[(1, 256220190), (2, 128110095), (3, 85406730), (5, 51244038), (6, 42703365), (9, 28468910), (10, 25622019), (15, 17081346), (18, 14234455), (30, 8540673), (37, 6924870), (45, 5693782), (74, 3462435), (90, 2846891), (111, 2308290), (185, 1384974), (222, 1154145), (333, 769430), (370, 692487), (555, 461658), (666, 384715), (1110, 230829), (1665, 153886), (3330, 76943)]