204464940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{647}}^1$

素因数の和:911

約数の個数: 96

約数和(自身を含む): 600929280

約数和(自身を除く): 396464340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 229, 230, 276, 345, 458, 460, 647, 687, 690, 916, 1145, 1294, 1374, 1380, 1941, 2290, 2588, 2748, 3235, 3435, 3882, 4580, 5267, 6470, 6870, 7764, 9705, 10534, 12940, 13740, 14881, 15801, 19410, 21068, 26335, 29762, 31602, 38820, 44643, 52670, 59524, 63204, 74405, 79005, 89286, 105340, 148163, 148810, 158010, 178572, 223215, 296326, 297620, 316020, 444489, 446430, 592652, 740815, 888978, 892860, 1481630, 1777956, 2222445, 2963260, 3407749, 4444890, 6815498, 8889780, 10223247, 13630996, 17038745, 20446494, 34077490, 40892988, 51116235, 68154980, 102232470, 204464940]

約数ペア:

[(1, 204464940), (2, 102232470), (3, 68154980), (4, 51116235), (5, 40892988), (6, 34077490), (10, 20446494), (12, 17038745), (15, 13630996), (20, 10223247), (23, 8889780), (30, 6815498), (46, 4444890), (60, 3407749), (69, 2963260), (92, 2222445), (115, 1777956), (138, 1481630), (229, 892860), (230, 888978), (276, 740815), (345, 592652), (458, 446430), (460, 444489), (647, 316020), (687, 297620), (690, 296326), (916, 223215), (1145, 178572), (1294, 158010), (1374, 148810), (1380, 148163), (1941, 105340), (2290, 89286), (2588, 79005), (2748, 74405), (3235, 63204), (3435, 59524), (3882, 52670), (4580, 44643), (5267, 38820), (6470, 31602), (6870, 29762), (7764, 26335), (9705, 21068), (10534, 19410), (12940, 15801), (13740, 14881)]