315911520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2777}}^1$

素因数の和:2877

約数の個数: 144

約数和(自身を含む): 1092087360

約数和(自身を除く): 776175840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2528, 2777, 2844, 3160, 3555, 3792, 4740, 5554, 5688, 6320, 7110, 7584, 8331, 9480, 11108, 11376, 12640, 13885, 14220, 16662, 18960, 22216, 22752, 24993, 27770, 28440, 33324, 37920, 41655, 44432, 49986, 55540, 56880, 66648, 83310, 88864, 99972, 111080, 113760, 124965, 133296, 166620, 199944, 219383, 222160, 249930, 266592, 333240, 399888, 438766, 444320, 499860, 658149, 666480, 799776, 877532, 999720, 1096915, 1316298, 1332960, 1755064, 1974447, 1999440, 2193830, 2632596, 3290745, 3510128, 3948894, 3998880, 4387660, 5265192, 6581490, 7020256, 7897788, 8775320, 9872235, 10530384, 13162980, 15795576, 17550640, 19744470, 21060768, 26325960, 31591152, 35101280, 39488940, 52651920, 63182304, 78977880, 105303840, 157955760, 315911520]

約数ペア:

[(1, 315911520), (2, 157955760), (3, 105303840), (4, 78977880), (5, 63182304), (6, 52651920), (8, 39488940), (9, 35101280), (10, 31591152), (12, 26325960), (15, 21060768), (16, 19744470), (18, 17550640), (20, 15795576), (24, 13162980), (30, 10530384), (32, 9872235), (36, 8775320), (40, 7897788), (45, 7020256), (48, 6581490), (60, 5265192), (72, 4387660), (79, 3998880), (80, 3948894), (90, 3510128), (96, 3290745), (120, 2632596), (144, 2193830), (158, 1999440), (160, 1974447), (180, 1755064), (237, 1332960), (240, 1316298), (288, 1096915), (316, 999720), (360, 877532), (395, 799776), (474, 666480), (480, 658149), (632, 499860), (711, 444320), (720, 438766), (790, 399888), (948, 333240), (1185, 266592), (1264, 249930), (1422, 222160), (1440, 219383), (1580, 199944), (1896, 166620), (2370, 133296), (2528, 124965), (2777, 113760), (2844, 111080), (3160, 99972), (3555, 88864), (3792, 83310), (4740, 66648), (5554, 56880), (5688, 55540), (6320, 49986), (7110, 44432), (7584, 41655), (8331, 37920), (9480, 33324), (11108, 28440), (11376, 27770), (12640, 24993), (13885, 22752), (14220, 22216), (16662, 18960)]