309972840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 192

約数和(自身を含む): 1027252800

約数和(自身を除く): 717279960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 257, 276, 285, 345, 380, 437, 456, 460, 514, 529, 552, 570, 690, 760, 771, 874, 920, 1028, 1058, 1140, 1285, 1311, 1380, 1542, 1587, 1748, 2056, 2116, 2185, 2280, 2570, 2622, 2645, 2760, 3084, 3174, 3496, 3855, 4232, 4370, 4883, 5140, 5244, 5290, 5911, 6168, 6348, 6555, 7710, 7935, 8740, 9766, 10051, 10280, 10488, 10580, 11822, 12696, 13110, 14649, 15420, 15870, 17480, 17733, 19532, 20102, 21160, 23644, 24415, 26220, 29298, 29555, 30153, 30840, 31740, 35466, 39064, 40204, 47288, 48830, 50255, 52440, 58596, 59110, 60306, 63480, 70932, 73245, 80408, 88665, 97660, 100510, 112309, 117192, 118220, 120612, 135953, 141864, 146490, 150765, 177330, 195320, 201020, 224618, 236440, 241224, 271906, 292980, 301530, 336927, 354660, 402040, 407859, 449236, 543812, 561545, 585960, 603060, 673854, 679765, 709320, 815718, 898472, 1087624, 1123090, 1206120, 1347708, 1359530, 1631436, 1684635, 2039295, 2246180, 2583107, 2695416, 2719060, 3262872, 3369270, 4078590, 4492360, 5166214, 5438120, 6738540, 7749321, 8157180, 10332428, 12915535, 13477080, 15498642, 16314360, 20664856, 25831070, 30997284, 38746605, 51662140, 61994568, 77493210, 103324280, 154986420, 309972840]

約数ペア:

[(1, 309972840), (2, 154986420), (3, 103324280), (4, 77493210), (5, 61994568), (6, 51662140), (8, 38746605), (10, 30997284), (12, 25831070), (15, 20664856), (19, 16314360), (20, 15498642), (23, 13477080), (24, 12915535), (30, 10332428), (38, 8157180), (40, 7749321), (46, 6738540), (57, 5438120), (60, 5166214), (69, 4492360), (76, 4078590), (92, 3369270), (95, 3262872), (114, 2719060), (115, 2695416), (120, 2583107), (138, 2246180), (152, 2039295), (184, 1684635), (190, 1631436), (228, 1359530), (230, 1347708), (257, 1206120), (276, 1123090), (285, 1087624), (345, 898472), (380, 815718), (437, 709320), (456, 679765), (460, 673854), (514, 603060), (529, 585960), (552, 561545), (570, 543812), (690, 449236), (760, 407859), (771, 402040), (874, 354660), (920, 336927), (1028, 301530), (1058, 292980), (1140, 271906), (1285, 241224), (1311, 236440), (1380, 224618), (1542, 201020), (1587, 195320), (1748, 177330), (2056, 150765), (2116, 146490), (2185, 141864), (2280, 135953), (2570, 120612), (2622, 118220), (2645, 117192), (2760, 112309), (3084, 100510), (3174, 97660), (3496, 88665), (3855, 80408), (4232, 73245), (4370, 70932), (4883, 63480), (5140, 60306), (5244, 59110), (5290, 58596), (5911, 52440), (6168, 50255), (6348, 48830), (6555, 47288), (7710, 40204), (7935, 39064), (8740, 35466), (9766, 31740), (10051, 30840), (10280, 30153), (10488, 29555), (10580, 29298), (11822, 26220), (12696, 24415), (13110, 23644), (14649, 21160), (15420, 20102), (15870, 19532), (17480, 17733)]