154020720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{1871}}^1$

素因数の和:1908

約数の個数: 160

約数和(自身を含む): 557107200

約数和(自身を除く): 403086480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1871, 1960, 2058, 2352, 2744, 2940, 3430, 3742, 3920, 4116, 5145, 5488, 5613, 5880, 6860, 7484, 8232, 9355, 10290, 11226, 11760, 13097, 13720, 14968, 16464, 18710, 20580, 22452, 26194, 27440, 28065, 29936, 37420, 39291, 41160, 44904, 52388, 56130, 65485, 74840, 78582, 82320, 89808, 91679, 104776, 112260, 130970, 149680, 157164, 183358, 196455, 209552, 224520, 261940, 275037, 314328, 366716, 392910, 449040, 458395, 523880, 550074, 628656, 641753, 733432, 785820, 916790, 1047760, 1100148, 1283506, 1375185, 1466864, 1571640, 1833580, 1925259, 2200296, 2567012, 2750370, 3143280, 3208765, 3667160, 3850518, 4400592, 5134024, 5500740, 6417530, 7334320, 7701036, 9626295, 10268048, 11001480, 12835060, 15402072, 19252590, 22002960, 25670120, 30804144, 38505180, 51340240, 77010360, 154020720]

約数ペア:

[(1, 154020720), (2, 77010360), (3, 51340240), (4, 38505180), (5, 30804144), (6, 25670120), (7, 22002960), (8, 19252590), (10, 15402072), (12, 12835060), (14, 11001480), (15, 10268048), (16, 9626295), (20, 7701036), (21, 7334320), (24, 6417530), (28, 5500740), (30, 5134024), (35, 4400592), (40, 3850518), (42, 3667160), (48, 3208765), (49, 3143280), (56, 2750370), (60, 2567012), (70, 2200296), (80, 1925259), (84, 1833580), (98, 1571640), (105, 1466864), (112, 1375185), (120, 1283506), (140, 1100148), (147, 1047760), (168, 916790), (196, 785820), (210, 733432), (240, 641753), (245, 628656), (280, 550074), (294, 523880), (336, 458395), (343, 449040), (392, 392910), (420, 366716), (490, 314328), (560, 275037), (588, 261940), (686, 224520), (735, 209552), (784, 196455), (840, 183358), (980, 157164), (1029, 149680), (1176, 130970), (1372, 112260), (1470, 104776), (1680, 91679), (1715, 89808), (1871, 82320), (1960, 78582), (2058, 74840), (2352, 65485), (2744, 56130), (2940, 52388), (3430, 44904), (3742, 41160), (3920, 39291), (4116, 37420), (5145, 29936), (5488, 28065), (5613, 27440), (5880, 26194), (6860, 22452), (7484, 20580), (8232, 18710), (9355, 16464), (10290, 14968), (11226, 13720), (11760, 13097)]