279720180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{26339}}^1$

素因数の和:26413

約数の個数: 72

約数和(自身を含む): 862898400

約数和(自身を除く): 583178220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 26339, 52678, 79017, 105356, 131695, 158034, 237051, 263390, 316068, 395085, 474102, 526780, 790170, 948204, 1185255, 1554001, 1580340, 2370510, 3108002, 4662003, 4741020, 6216004, 7770005, 9324006, 13986009, 15540010, 18648012, 23310015, 27972018, 31080020, 46620030, 55944036, 69930045, 93240060, 139860090, 279720180]

約数ペア:

[(1, 279720180), (2, 139860090), (3, 93240060), (4, 69930045), (5, 55944036), (6, 46620030), (9, 31080020), (10, 27972018), (12, 23310015), (15, 18648012), (18, 15540010), (20, 13986009), (30, 9324006), (36, 7770005), (45, 6216004), (59, 4741020), (60, 4662003), (90, 3108002), (118, 2370510), (177, 1580340), (180, 1554001), (236, 1185255), (295, 948204), (354, 790170), (531, 526780), (590, 474102), (708, 395085), (885, 316068), (1062, 263390), (1180, 237051), (1770, 158034), (2124, 131695), (2655, 105356), (3540, 79017), (5310, 52678), (10620, 26339)]