154715640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 495720000

約数和(自身を除く): 341004360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 149, 170, 204, 255, 298, 340, 408, 447, 509, 510, 596, 680, 745, 894, 1018, 1020, 1192, 1490, 1527, 1788, 2036, 2040, 2235, 2533, 2545, 2980, 3054, 3576, 4072, 4470, 5066, 5090, 5960, 6108, 7599, 7635, 8653, 8940, 10132, 10180, 12216, 12665, 15198, 15270, 17306, 17880, 20264, 20360, 25330, 25959, 30396, 30540, 34612, 37995, 43265, 50660, 51918, 60792, 61080, 69224, 75841, 75990, 86530, 101320, 103836, 129795, 151682, 151980, 173060, 207672, 227523, 259590, 303364, 303960, 346120, 379205, 455046, 519180, 606728, 758410, 910092, 1038360, 1137615, 1289297, 1516820, 1820184, 2275230, 2578594, 3033640, 3867891, 4550460, 5157188, 6446485, 7735782, 9100920, 10314376, 12892970, 15471564, 19339455, 25785940, 30943128, 38678910, 51571880, 77357820, 154715640]

約数ペア:

[(1, 154715640), (2, 77357820), (3, 51571880), (4, 38678910), (5, 30943128), (6, 25785940), (8, 19339455), (10, 15471564), (12, 12892970), (15, 10314376), (17, 9100920), (20, 7735782), (24, 6446485), (30, 5157188), (34, 4550460), (40, 3867891), (51, 3033640), (60, 2578594), (68, 2275230), (85, 1820184), (102, 1516820), (120, 1289297), (136, 1137615), (149, 1038360), (170, 910092), (204, 758410), (255, 606728), (298, 519180), (340, 455046), (408, 379205), (447, 346120), (509, 303960), (510, 303364), (596, 259590), (680, 227523), (745, 207672), (894, 173060), (1018, 151980), (1020, 151682), (1192, 129795), (1490, 103836), (1527, 101320), (1788, 86530), (2036, 75990), (2040, 75841), (2235, 69224), (2533, 61080), (2545, 60792), (2980, 51918), (3054, 50660), (3576, 43265), (4072, 37995), (4470, 34612), (5066, 30540), (5090, 30396), (5960, 25959), (6108, 25330), (7599, 20360), (7635, 20264), (8653, 17880), (8940, 17306), (10132, 15270), (10180, 15198), (12216, 12665)]