189180290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 96

約数和(自身を含む): 399707136

約数和(自身を除く): 210526846

約数列:

[1, 2, 5, 10, 13, 23, 26, 31, 46, 62, 65, 115, 130, 155, 157, 169, 230, 299, 310, 314, 338, 403, 598, 713, 785, 806, 845, 1426, 1495, 1570, 1690, 2015, 2041, 2990, 3565, 3611, 3887, 4030, 4082, 4867, 5239, 7130, 7222, 7774, 9269, 9734, 10205, 10478, 18055, 18538, 19435, 20410, 24335, 26195, 26533, 36110, 38870, 46345, 46943, 48670, 52390, 53066, 63271, 92690, 93886, 111941, 120497, 126542, 132665, 223882, 234715, 240994, 265330, 316355, 469430, 559705, 602485, 610259, 632710, 822523, 1119410, 1204970, 1220518, 1455233, 1645046, 2910466, 3051295, 4112615, 6102590, 7276165, 8225230, 14552330, 18918029, 37836058, 94590145, 189180290]

約数ペア:

[(1, 189180290), (2, 94590145), (5, 37836058), (10, 18918029), (13, 14552330), (23, 8225230), (26, 7276165), (31, 6102590), (46, 4112615), (62, 3051295), (65, 2910466), (115, 1645046), (130, 1455233), (155, 1220518), (157, 1204970), (169, 1119410), (230, 822523), (299, 632710), (310, 610259), (314, 602485), (338, 559705), (403, 469430), (598, 316355), (713, 265330), (785, 240994), (806, 234715), (845, 223882), (1426, 132665), (1495, 126542), (1570, 120497), (1690, 111941), (2015, 93886), (2041, 92690), (2990, 63271), (3565, 53066), (3611, 52390), (3887, 48670), (4030, 46943), (4082, 46345), (4867, 38870), (5239, 36110), (7130, 26533), (7222, 26195), (7774, 24335), (9269, 20410), (9734, 19435), (10205, 18538), (10478, 18055)]