308919670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 615444480

約数和(自身を除く): 306524810

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 223, 230, 317, 437, 446, 634, 874, 1115, 1585, 2185, 2230, 3170, 4237, 4370, 5129, 6023, 7291, 8474, 10258, 12046, 14582, 21185, 25645, 30115, 36455, 42370, 51290, 60230, 70691, 72910, 97451, 138529, 141382, 194902, 277058, 353455, 487255, 692645, 706910, 974510, 1343129, 1385290, 1625893, 2686258, 3251786, 6715645, 8129465, 13431290, 16258930, 30891967, 61783934, 154459835, 308919670]

約数ペア:

[(1, 308919670), (2, 154459835), (5, 61783934), (10, 30891967), (19, 16258930), (23, 13431290), (38, 8129465), (46, 6715645), (95, 3251786), (115, 2686258), (190, 1625893), (223, 1385290), (230, 1343129), (317, 974510), (437, 706910), (446, 692645), (634, 487255), (874, 353455), (1115, 277058), (1585, 194902), (2185, 141382), (2230, 138529), (3170, 97451), (4237, 72910), (4370, 70691), (5129, 60230), (6023, 51290), (7291, 42370), (8474, 36455), (10258, 30115), (12046, 25645), (14582, 21185)]