154185920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4049}}^1$

素因数の和:4090

約数の個数: 112

約数和(自身を含む): 444398400

約数和(自身を除く): 290212480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 680, 952, 1088, 1120, 1190, 1360, 1904, 2240, 2380, 2720, 3808, 4049, 4760, 5440, 7616, 8098, 9520, 16196, 19040, 20245, 28343, 32392, 38080, 40490, 56686, 64784, 68833, 80980, 113372, 129568, 137666, 141715, 161960, 226744, 259136, 275332, 283430, 323920, 344165, 453488, 481831, 550664, 566860, 647840, 688330, 906976, 963662, 1101328, 1133720, 1295680, 1376660, 1813952, 1927324, 2202656, 2267440, 2409155, 2753320, 3854648, 4405312, 4534880, 4818310, 5506640, 7709296, 9069760, 9636620, 11013280, 15418592, 19273240, 22026560, 30837184, 38546480, 77092960, 154185920]

約数ペア:

[(1, 154185920), (2, 77092960), (4, 38546480), (5, 30837184), (7, 22026560), (8, 19273240), (10, 15418592), (14, 11013280), (16, 9636620), (17, 9069760), (20, 7709296), (28, 5506640), (32, 4818310), (34, 4534880), (35, 4405312), (40, 3854648), (56, 2753320), (64, 2409155), (68, 2267440), (70, 2202656), (80, 1927324), (85, 1813952), (112, 1376660), (119, 1295680), (136, 1133720), (140, 1101328), (160, 963662), (170, 906976), (224, 688330), (238, 647840), (272, 566860), (280, 550664), (320, 481831), (340, 453488), (448, 344165), (476, 323920), (544, 283430), (560, 275332), (595, 259136), (680, 226744), (952, 161960), (1088, 141715), (1120, 137666), (1190, 129568), (1360, 113372), (1904, 80980), (2240, 68833), (2380, 64784), (2720, 56686), (3808, 40490), (4049, 38080), (4760, 32392), (5440, 28343), (7616, 20245), (8098, 19040), (9520, 16196)]