169603720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 453600000

約数和(自身を除く): 283996280

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 149, 199, 220, 260, 286, 298, 398, 440, 520, 572, 596, 715, 745, 796, 995, 1144, 1192, 1430, 1490, 1592, 1639, 1937, 1990, 2189, 2587, 2860, 2980, 3278, 3874, 3980, 4378, 5174, 5720, 5960, 6556, 7748, 7960, 8195, 8756, 9685, 10348, 10945, 12935, 13112, 15496, 16390, 17512, 19370, 20696, 21307, 21890, 25870, 28457, 29651, 32780, 38740, 42614, 43780, 51740, 56914, 59302, 65560, 77480, 85228, 87560, 103480, 106535, 113828, 118604, 142285, 148255, 170456, 213070, 227656, 237208, 284570, 296510, 326161, 385463, 426140, 569140, 593020, 652322, 770926, 852280, 1138280, 1186040, 1304644, 1541852, 1630805, 1927315, 2609288, 3083704, 3261610, 3854630, 4240093, 6523220, 7709260, 8480186, 13046440, 15418520, 16960372, 21200465, 33920744, 42400930, 84801860, 169603720]

約数ペア:

[(1, 169603720), (2, 84801860), (4, 42400930), (5, 33920744), (8, 21200465), (10, 16960372), (11, 15418520), (13, 13046440), (20, 8480186), (22, 7709260), (26, 6523220), (40, 4240093), (44, 3854630), (52, 3261610), (55, 3083704), (65, 2609288), (88, 1927315), (104, 1630805), (110, 1541852), (130, 1304644), (143, 1186040), (149, 1138280), (199, 852280), (220, 770926), (260, 652322), (286, 593020), (298, 569140), (398, 426140), (440, 385463), (520, 326161), (572, 296510), (596, 284570), (715, 237208), (745, 227656), (796, 213070), (995, 170456), (1144, 148255), (1192, 142285), (1430, 118604), (1490, 113828), (1592, 106535), (1639, 103480), (1937, 87560), (1990, 85228), (2189, 77480), (2587, 65560), (2860, 59302), (2980, 56914), (3278, 51740), (3874, 43780), (3980, 42614), (4378, 38740), (5174, 32780), (5720, 29651), (5960, 28457), (6556, 25870), (7748, 21890), (7960, 21307), (8195, 20696), (8756, 19370), (9685, 17512), (10348, 16390), (10945, 15496), (12935, 13112)]