168320320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:648

約数の個数: 112

約数和(自身を含む): 461881728

約数和(自身を除く): 293561408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 163, 224, 280, 320, 326, 448, 461, 560, 652, 815, 922, 1120, 1141, 1304, 1630, 1844, 2240, 2282, 2305, 2608, 3227, 3260, 3688, 4564, 4610, 5216, 5705, 6454, 6520, 7376, 9128, 9220, 10432, 11410, 12908, 13040, 14752, 16135, 18256, 18440, 22820, 25816, 26080, 29504, 32270, 36512, 36880, 45640, 51632, 52160, 64540, 73024, 73760, 75143, 91280, 103264, 129080, 147520, 150286, 182560, 206528, 258160, 300572, 365120, 375715, 516320, 526001, 601144, 751430, 1032640, 1052002, 1202288, 1502860, 2104004, 2404576, 2630005, 3005720, 4208008, 4809152, 5260010, 6011440, 8416016, 10520020, 12022880, 16832032, 21040040, 24045760, 33664064, 42080080, 84160160, 168320320]

約数ペア:

[(1, 168320320), (2, 84160160), (4, 42080080), (5, 33664064), (7, 24045760), (8, 21040040), (10, 16832032), (14, 12022880), (16, 10520020), (20, 8416016), (28, 6011440), (32, 5260010), (35, 4809152), (40, 4208008), (56, 3005720), (64, 2630005), (70, 2404576), (80, 2104004), (112, 1502860), (140, 1202288), (160, 1052002), (163, 1032640), (224, 751430), (280, 601144), (320, 526001), (326, 516320), (448, 375715), (461, 365120), (560, 300572), (652, 258160), (815, 206528), (922, 182560), (1120, 150286), (1141, 147520), (1304, 129080), (1630, 103264), (1844, 91280), (2240, 75143), (2282, 73760), (2305, 73024), (2608, 64540), (3227, 52160), (3260, 51632), (3688, 45640), (4564, 36880), (4610, 36512), (5216, 32270), (5705, 29504), (6454, 26080), (6520, 25816), (7376, 22820), (9128, 18440), (9220, 18256), (10432, 16135), (11410, 14752), (12908, 13040)]