About the Number

870245280

870245279 ← → 870245281

2進数表記:110011110111101110001110100000

漢数字表記:八億七千二十四万五千二百八十

素因数分解:

2 5 × 3 2 × 5 1 × 59 1 × 10243 1

素因数の和:10323
約数の個数: 144
約数和(自身を含む): 3020340960
約数和(自身を除く): 2150095680

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 72, 80, 90, 96, 118, 120, 144, 160, 177, 180, 236, 240, 288, 295, 354, 360, 472, 480, 531, 590, 708, 720, 885, 944, 1062, 1180, 1416, 1440, 1770, 1888, 2124, 2360, 2655, 2832, 3540, 4248, 4720, 5310, 5664, 7080, 8496, 9440, 10243, 10620, 14160, 16992, 20486, 21240, 28320, 30729, 40972, 42480, 51215, 61458, 81944, 84960, 92187, 102430, 122916, 153645, 163888, 184374, 204860, 245832, 307290, 327776, 368748, 409720, 460935, 491664, 604337, 614580, 737496, 819440, 921870, 983328, 1208674, 1229160, 1474992, 1638880, 1813011, 1843740, 2417348, 2458320, 2949984, 3021685, 3626022, 3687480, 4834696, 4916640, 5439033, 6043370, 7252044, 7374960, 9065055, 9669392, 10878066, 12086740, 14504088, 14749920, 18130110, 19338784, 21756132, 24173480, 27195165, 29008176, 36260220, 43512264, 48346960, 54390330, 58016352, 72520440, 87024528, 96693920, 108780660, 145040880, 174049056, 217561320, 290081760, 435122640, 870245280]

約数ペア:
[(1, 870245280), (2, 435122640), (3, 290081760), (4, 217561320), (5, 174049056), (6, 145040880), (8, 108780660), (9, 96693920), (10, 87024528), (12, 72520440), (15, 58016352), (16, 54390330), (18, 48346960), (20, 43512264), (24, 36260220), (30, 29008176), (32, 27195165), (36, 24173480), (40, 21756132), (45, 19338784), (48, 18130110), (59, 14749920), (60, 14504088), (72, 12086740), (80, 10878066), (90, 9669392), (96, 9065055), (118, 7374960), (120, 7252044), (144, 6043370), (160, 5439033), (177, 4916640), (180, 4834696), (236, 3687480), (240, 3626022), (288, 3021685), (295, 2949984), (354, 2458320), (360, 2417348), (472, 1843740), (480, 1813011), (531, 1638880), (590, 1474992), (708, 1229160), (720, 1208674), (885, 983328), (944, 921870), (1062, 819440), (1180, 737496), (1416, 614580), (1440, 604337), (1770, 491664), (1888, 460935), (2124, 409720), (2360, 368748), (2655, 327776), (2832, 307290), (3540, 245832), (4248, 204860), (4720, 184374), (5310, 163888), (5664, 153645), (7080, 122916), (8496, 102430), (9440, 92187), (10243, 84960), (10620, 81944), (14160, 61458), (16992, 51215), (20486, 42480), (21240, 40972), (28320, 30729)]

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