171946160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 444346560

約数和(自身を除く): 272400400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 239, 272, 340, 368, 391, 460, 478, 529, 680, 782, 920, 956, 1058, 1195, 1360, 1564, 1840, 1912, 1955, 2116, 2390, 2645, 3128, 3824, 3910, 4063, 4232, 4780, 5290, 5497, 6256, 7820, 8126, 8464, 8993, 9560, 10580, 10994, 15640, 16252, 17986, 19120, 20315, 21160, 21988, 27485, 31280, 32504, 35972, 40630, 42320, 43976, 44965, 54970, 65008, 71944, 81260, 87952, 89930, 93449, 109940, 126431, 143888, 162520, 179860, 186898, 219880, 252862, 325040, 359720, 373796, 439760, 467245, 505724, 632155, 719440, 747592, 934490, 1011448, 1264310, 1495184, 1868980, 2022896, 2149327, 2528620, 3737960, 4298654, 5057240, 7475920, 8597308, 10114480, 10746635, 17194616, 21493270, 34389232, 42986540, 85973080, 171946160]

約数ペア:

[(1, 171946160), (2, 85973080), (4, 42986540), (5, 34389232), (8, 21493270), (10, 17194616), (16, 10746635), (17, 10114480), (20, 8597308), (23, 7475920), (34, 5057240), (40, 4298654), (46, 3737960), (68, 2528620), (80, 2149327), (85, 2022896), (92, 1868980), (115, 1495184), (136, 1264310), (170, 1011448), (184, 934490), (230, 747592), (239, 719440), (272, 632155), (340, 505724), (368, 467245), (391, 439760), (460, 373796), (478, 359720), (529, 325040), (680, 252862), (782, 219880), (920, 186898), (956, 179860), (1058, 162520), (1195, 143888), (1360, 126431), (1564, 109940), (1840, 93449), (1912, 89930), (1955, 87952), (2116, 81260), (2390, 71944), (2645, 65008), (3128, 54970), (3824, 44965), (3910, 43976), (4063, 42320), (4232, 40630), (4780, 35972), (5290, 32504), (5497, 31280), (6256, 27485), (7820, 21988), (8126, 21160), (8464, 20315), (8993, 19120), (9560, 17986), (10580, 16252), (10994, 15640)]