251130480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{10159}}^1$

素因数の和:10278

約数の個数: 80

約数和(自身を含む): 786140160

約数和(自身を除く): 535009680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 8240, 10159, 12360, 20318, 24720, 30477, 40636, 50795, 60954, 81272, 101590, 121908, 152385, 162544, 203180, 243816, 304770, 406360, 487632, 609540, 812720, 1046377, 1219080, 2092754, 2438160, 3139131, 4185508, 5231885, 6278262, 8371016, 10463770, 12556524, 15695655, 16742032, 20927540, 25113048, 31391310, 41855080, 50226096, 62782620, 83710160, 125565240, 251130480]

約数ペア:

[(1, 251130480), (2, 125565240), (3, 83710160), (4, 62782620), (5, 50226096), (6, 41855080), (8, 31391310), (10, 25113048), (12, 20927540), (15, 16742032), (16, 15695655), (20, 12556524), (24, 10463770), (30, 8371016), (40, 6278262), (48, 5231885), (60, 4185508), (80, 3139131), (103, 2438160), (120, 2092754), (206, 1219080), (240, 1046377), (309, 812720), (412, 609540), (515, 487632), (618, 406360), (824, 304770), (1030, 243816), (1236, 203180), (1545, 162544), (1648, 152385), (2060, 121908), (2472, 101590), (3090, 81272), (4120, 60954), (4944, 50795), (6180, 40636), (8240, 30477), (10159, 24720), (12360, 20318)]