177138640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:869

約数の個数: 160

約数和(自身を含む): 520680960

約数和(自身を除く): 343542320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 136, 140, 161, 170, 184, 230, 238, 272, 280, 322, 340, 368, 391, 460, 476, 560, 595, 644, 680, 782, 805, 809, 920, 952, 1190, 1288, 1360, 1564, 1610, 1618, 1840, 1904, 1955, 2380, 2576, 2737, 3128, 3220, 3236, 3910, 4045, 4760, 5474, 5663, 6256, 6440, 6472, 7820, 8090, 9520, 10948, 11326, 12880, 12944, 13685, 13753, 15640, 16180, 18607, 21896, 22652, 27370, 27506, 28315, 31280, 32360, 37214, 43792, 45304, 54740, 55012, 56630, 64720, 68765, 74428, 90608, 93035, 96271, 109480, 110024, 113260, 130249, 137530, 148856, 186070, 192542, 218960, 220048, 226520, 260498, 275060, 297712, 316319, 372140, 385084, 453040, 481355, 520996, 550120, 632638, 651245, 744280, 770168, 962710, 1041992, 1100240, 1265276, 1302490, 1488560, 1540336, 1581595, 1925420, 2083984, 2214233, 2530552, 2604980, 3163190, 3850840, 4428466, 5061104, 5209960, 6326380, 7701680, 8856932, 10419920, 11071165, 12652760, 17713864, 22142330, 25305520, 35427728, 44284660, 88569320, 177138640]

約数ペア:

[(1, 177138640), (2, 88569320), (4, 44284660), (5, 35427728), (7, 25305520), (8, 22142330), (10, 17713864), (14, 12652760), (16, 11071165), (17, 10419920), (20, 8856932), (23, 7701680), (28, 6326380), (34, 5209960), (35, 5061104), (40, 4428466), (46, 3850840), (56, 3163190), (68, 2604980), (70, 2530552), (80, 2214233), (85, 2083984), (92, 1925420), (112, 1581595), (115, 1540336), (119, 1488560), (136, 1302490), (140, 1265276), (161, 1100240), (170, 1041992), (184, 962710), (230, 770168), (238, 744280), (272, 651245), (280, 632638), (322, 550120), (340, 520996), (368, 481355), (391, 453040), (460, 385084), (476, 372140), (560, 316319), (595, 297712), (644, 275060), (680, 260498), (782, 226520), (805, 220048), (809, 218960), (920, 192542), (952, 186070), (1190, 148856), (1288, 137530), (1360, 130249), (1564, 113260), (1610, 110024), (1618, 109480), (1840, 96271), (1904, 93035), (1955, 90608), (2380, 74428), (2576, 68765), (2737, 64720), (3128, 56630), (3220, 55012), (3236, 54740), (3910, 45304), (4045, 43792), (4760, 37214), (5474, 32360), (5663, 31280), (6256, 28315), (6440, 27506), (6472, 27370), (7820, 22652), (8090, 21896), (9520, 18607), (10948, 16180), (11326, 15640), (12880, 13753), (12944, 13685)]