315678240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1131

約数の個数: 144

約数和(自身を含む): 1082711448

約数和(自身を除く): 767033208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 257, 288, 360, 480, 514, 720, 771, 853, 1028, 1285, 1440, 1542, 1706, 2056, 2313, 2559, 2570, 3084, 3412, 3855, 4112, 4265, 4626, 5118, 5140, 6168, 6824, 7677, 7710, 8224, 8530, 9252, 10236, 10280, 11565, 12336, 12795, 13648, 15354, 15420, 17060, 18504, 20472, 20560, 23130, 24672, 25590, 27296, 30708, 30840, 34120, 37008, 38385, 40944, 41120, 46260, 51180, 61416, 61680, 68240, 74016, 76770, 81888, 92520, 102360, 122832, 123360, 136480, 153540, 185040, 204720, 219221, 245664, 307080, 370080, 409440, 438442, 614160, 657663, 876884, 1096105, 1228320, 1315326, 1753768, 1972989, 2192210, 2630652, 3288315, 3507536, 3945978, 4384420, 5261304, 6576630, 7015072, 7891956, 8768840, 9864945, 10522608, 13153260, 15783912, 17537680, 19729890, 21045216, 26306520, 31567824, 35075360, 39459780, 52613040, 63135648, 78919560, 105226080, 157839120, 315678240]

約数ペア:

[(1, 315678240), (2, 157839120), (3, 105226080), (4, 78919560), (5, 63135648), (6, 52613040), (8, 39459780), (9, 35075360), (10, 31567824), (12, 26306520), (15, 21045216), (16, 19729890), (18, 17537680), (20, 15783912), (24, 13153260), (30, 10522608), (32, 9864945), (36, 8768840), (40, 7891956), (45, 7015072), (48, 6576630), (60, 5261304), (72, 4384420), (80, 3945978), (90, 3507536), (96, 3288315), (120, 2630652), (144, 2192210), (160, 1972989), (180, 1753768), (240, 1315326), (257, 1228320), (288, 1096105), (360, 876884), (480, 657663), (514, 614160), (720, 438442), (771, 409440), (853, 370080), (1028, 307080), (1285, 245664), (1440, 219221), (1542, 204720), (1706, 185040), (2056, 153540), (2313, 136480), (2559, 123360), (2570, 122832), (3084, 102360), (3412, 92520), (3855, 81888), (4112, 76770), (4265, 74016), (4626, 68240), (5118, 61680), (5140, 61416), (6168, 51180), (6824, 46260), (7677, 41120), (7710, 40944), (8224, 38385), (8530, 37008), (9252, 34120), (10236, 30840), (10280, 30708), (11565, 27296), (12336, 25590), (12795, 24672), (13648, 23130), (15354, 20560), (15420, 20472), (17060, 18504)]