190530290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 377568000

約数和(自身を除く): 187037710

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 151, 190, 229, 290, 302, 458, 551, 755, 1102, 1145, 1510, 2290, 2755, 2869, 4351, 4379, 5510, 5738, 6641, 8702, 8758, 13282, 14345, 21755, 21895, 28690, 33205, 34579, 43510, 43790, 66410, 69158, 83201, 126179, 166402, 172895, 252358, 345790, 416005, 630895, 657001, 832010, 1002791, 1261790, 1314002, 2005582, 3285005, 5013955, 6570010, 10027910, 19053029, 38106058, 95265145, 190530290]

約数ペア:

[(1, 190530290), (2, 95265145), (5, 38106058), (10, 19053029), (19, 10027910), (29, 6570010), (38, 5013955), (58, 3285005), (95, 2005582), (145, 1314002), (151, 1261790), (190, 1002791), (229, 832010), (290, 657001), (302, 630895), (458, 416005), (551, 345790), (755, 252358), (1102, 172895), (1145, 166402), (1510, 126179), (2290, 83201), (2755, 69158), (2869, 66410), (4351, 43790), (4379, 43510), (5510, 34579), (5738, 33205), (6641, 28690), (8702, 21895), (8758, 21755), (13282, 14345)]