217418310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 611573760

約数和(自身を除く): 394155450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 157, 207, 223, 230, 270, 314, 345, 414, 446, 471, 621, 669, 690, 785, 942, 1035, 1115, 1242, 1338, 1413, 1570, 2007, 2070, 2230, 2355, 2826, 3105, 3345, 3611, 4014, 4239, 4710, 5129, 6021, 6210, 6690, 7065, 7222, 8478, 10035, 10258, 10833, 12042, 14130, 15387, 18055, 20070, 21195, 21666, 25645, 30105, 30774, 32499, 35011, 36110, 42390, 46161, 51290, 54165, 60210, 64998, 70022, 76935, 92322, 97497, 105033, 108330, 138483, 153870, 162495, 175055, 194994, 210066, 230805, 276966, 315099, 324990, 350110, 461610, 487485, 525165, 630198, 692415, 805253, 945297, 974970, 1050330, 1384830, 1575495, 1610506, 1890594, 2415759, 3150990, 4026265, 4726485, 4831518, 7247277, 8052530, 9452970, 12078795, 14494554, 21741831, 24157590, 36236385, 43483662, 72472770, 108709155, 217418310]

約数ペア:

[(1, 217418310), (2, 108709155), (3, 72472770), (5, 43483662), (6, 36236385), (9, 24157590), (10, 21741831), (15, 14494554), (18, 12078795), (23, 9452970), (27, 8052530), (30, 7247277), (45, 4831518), (46, 4726485), (54, 4026265), (69, 3150990), (90, 2415759), (115, 1890594), (135, 1610506), (138, 1575495), (157, 1384830), (207, 1050330), (223, 974970), (230, 945297), (270, 805253), (314, 692415), (345, 630198), (414, 525165), (446, 487485), (471, 461610), (621, 350110), (669, 324990), (690, 315099), (785, 276966), (942, 230805), (1035, 210066), (1115, 194994), (1242, 175055), (1338, 162495), (1413, 153870), (1570, 138483), (2007, 108330), (2070, 105033), (2230, 97497), (2355, 92322), (2826, 76935), (3105, 70022), (3345, 64998), (3611, 60210), (4014, 54165), (4239, 51290), (4710, 46161), (5129, 42390), (6021, 36110), (6210, 35011), (6690, 32499), (7065, 30774), (7222, 30105), (8478, 25645), (10035, 21666), (10258, 21195), (10833, 20070), (12042, 18055), (14130, 15387)]