181472480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 506761920

約数和(自身を除く): 325289440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 160, 196, 224, 245, 280, 293, 316, 392, 395, 490, 553, 560, 586, 632, 784, 790, 980, 1106, 1120, 1172, 1264, 1465, 1568, 1580, 1960, 2051, 2212, 2344, 2528, 2765, 2930, 3160, 3871, 3920, 4102, 4424, 4688, 5530, 5860, 6320, 7742, 7840, 8204, 8848, 9376, 10255, 11060, 11720, 12640, 14357, 15484, 16408, 17696, 19355, 20510, 22120, 23147, 23440, 28714, 30968, 32816, 38710, 41020, 44240, 46294, 46880, 57428, 61936, 65632, 71785, 77420, 82040, 88480, 92588, 114856, 115735, 123872, 143570, 154840, 162029, 164080, 185176, 229712, 231470, 287140, 309680, 324058, 328160, 370352, 459424, 462940, 574280, 619360, 648116, 740704, 810145, 925880, 1134203, 1148560, 1296232, 1620290, 1851760, 2268406, 2297120, 2592464, 3240580, 3703520, 4536812, 5184928, 5671015, 6481160, 9073624, 11342030, 12962320, 18147248, 22684060, 25924640, 36294496, 45368120, 90736240, 181472480]

約数ペア:

[(1, 181472480), (2, 90736240), (4, 45368120), (5, 36294496), (7, 25924640), (8, 22684060), (10, 18147248), (14, 12962320), (16, 11342030), (20, 9073624), (28, 6481160), (32, 5671015), (35, 5184928), (40, 4536812), (49, 3703520), (56, 3240580), (70, 2592464), (79, 2297120), (80, 2268406), (98, 1851760), (112, 1620290), (140, 1296232), (158, 1148560), (160, 1134203), (196, 925880), (224, 810145), (245, 740704), (280, 648116), (293, 619360), (316, 574280), (392, 462940), (395, 459424), (490, 370352), (553, 328160), (560, 324058), (586, 309680), (632, 287140), (784, 231470), (790, 229712), (980, 185176), (1106, 164080), (1120, 162029), (1172, 154840), (1264, 143570), (1465, 123872), (1568, 115735), (1580, 114856), (1960, 92588), (2051, 88480), (2212, 82040), (2344, 77420), (2528, 71785), (2765, 65632), (2930, 61936), (3160, 57428), (3871, 46880), (3920, 46294), (4102, 44240), (4424, 41020), (4688, 38710), (5530, 32816), (5860, 30968), (6320, 28714), (7742, 23440), (7840, 23147), (8204, 22120), (8848, 20510), (9376, 19355), (10255, 17696), (11060, 16408), (11720, 15484), (12640, 14357)]