190998440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 478033920

約数和(自身を除く): 287035480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 37, 40, 46, 62, 74, 92, 115, 124, 148, 155, 181, 184, 185, 230, 248, 296, 310, 362, 370, 460, 620, 713, 724, 740, 851, 905, 920, 1147, 1240, 1426, 1448, 1480, 1702, 1810, 2294, 2852, 3404, 3565, 3620, 4163, 4255, 4588, 5611, 5704, 5735, 6697, 6808, 7130, 7240, 8326, 8510, 9176, 11222, 11470, 13394, 14260, 16652, 17020, 20815, 22444, 22940, 26381, 26788, 28055, 28520, 33304, 33485, 34040, 41630, 44888, 45880, 52762, 53576, 56110, 66970, 83260, 105524, 112220, 129053, 131905, 133940, 154031, 166520, 207607, 211048, 224440, 258106, 263810, 267880, 308062, 415214, 516212, 527620, 616124, 645265, 770155, 830428, 1032424, 1038035, 1055240, 1232248, 1290530, 1540310, 1660856, 2076070, 2581060, 3080620, 4152140, 4774961, 5162120, 6161240, 8304280, 9549922, 19099844, 23874805, 38199688, 47749610, 95499220, 190998440]

約数ペア:

[(1, 190998440), (2, 95499220), (4, 47749610), (5, 38199688), (8, 23874805), (10, 19099844), (20, 9549922), (23, 8304280), (31, 6161240), (37, 5162120), (40, 4774961), (46, 4152140), (62, 3080620), (74, 2581060), (92, 2076070), (115, 1660856), (124, 1540310), (148, 1290530), (155, 1232248), (181, 1055240), (184, 1038035), (185, 1032424), (230, 830428), (248, 770155), (296, 645265), (310, 616124), (362, 527620), (370, 516212), (460, 415214), (620, 308062), (713, 267880), (724, 263810), (740, 258106), (851, 224440), (905, 211048), (920, 207607), (1147, 166520), (1240, 154031), (1426, 133940), (1448, 131905), (1480, 129053), (1702, 112220), (1810, 105524), (2294, 83260), (2852, 66970), (3404, 56110), (3565, 53576), (3620, 52762), (4163, 45880), (4255, 44888), (4588, 41630), (5611, 34040), (5704, 33485), (5735, 33304), (6697, 28520), (6808, 28055), (7130, 26788), (7240, 26381), (8326, 22940), (8510, 22444), (9176, 20815), (11222, 17020), (11470, 16652), (13394, 14260)]