19710030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 50342400

約数和(自身を除く): 30632370

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 151, 190, 229, 285, 302, 453, 458, 570, 687, 755, 906, 1145, 1374, 1510, 2265, 2290, 2869, 3435, 4351, 4530, 5738, 6870, 8607, 8702, 13053, 14345, 17214, 21755, 26106, 28690, 34579, 43035, 43510, 65265, 69158, 86070, 103737, 130530, 172895, 207474, 345790, 518685, 657001, 1037370, 1314002, 1971003, 3285005, 3942006, 6570010, 9855015, 19710030]

約数ペア:

[(1, 19710030), (2, 9855015), (3, 6570010), (5, 3942006), (6, 3285005), (10, 1971003), (15, 1314002), (19, 1037370), (30, 657001), (38, 518685), (57, 345790), (95, 207474), (114, 172895), (151, 130530), (190, 103737), (229, 86070), (285, 69158), (302, 65265), (453, 43510), (458, 43035), (570, 34579), (687, 28690), (755, 26106), (906, 21755), (1145, 17214), (1374, 14345), (1510, 13053), (2265, 8702), (2290, 8607), (2869, 6870), (3435, 5738), (4351, 4530)]