239789030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 505958400

約数和(自身を除く): 266169370

約数列:

[1, 2, 5, 10, 13, 23, 26, 31, 46, 62, 65, 115, 130, 155, 169, 199, 230, 299, 310, 338, 398, 403, 598, 713, 806, 845, 995, 1426, 1495, 1690, 1990, 2015, 2587, 2990, 3565, 3887, 4030, 4577, 5174, 5239, 6169, 7130, 7774, 9154, 9269, 10478, 12338, 12935, 18538, 19435, 22885, 25870, 26195, 30845, 33631, 38870, 45770, 46345, 52390, 59501, 61690, 67262, 80197, 92690, 119002, 120497, 141887, 160394, 168155, 240994, 283774, 297505, 336310, 400985, 595010, 602485, 709435, 773513, 801970, 1042561, 1204970, 1418870, 1547026, 1844531, 2085122, 3689062, 3867565, 5212805, 7735130, 9222655, 10425610, 18445310, 23978903, 47957806, 119894515, 239789030]

約数ペア:

[(1, 239789030), (2, 119894515), (5, 47957806), (10, 23978903), (13, 18445310), (23, 10425610), (26, 9222655), (31, 7735130), (46, 5212805), (62, 3867565), (65, 3689062), (115, 2085122), (130, 1844531), (155, 1547026), (169, 1418870), (199, 1204970), (230, 1042561), (299, 801970), (310, 773513), (338, 709435), (398, 602485), (403, 595010), (598, 400985), (713, 336310), (806, 297505), (845, 283774), (995, 240994), (1426, 168155), (1495, 160394), (1690, 141887), (1990, 120497), (2015, 119002), (2587, 92690), (2990, 80197), (3565, 67262), (3887, 61690), (4030, 59501), (4577, 52390), (5174, 46345), (5239, 45770), (6169, 38870), (7130, 33631), (7774, 30845), (9154, 26195), (9269, 25870), (10478, 22885), (12338, 19435), (12935, 18538)]