About the Number

212430400

212430399 ← → 212430401

2進数表記:1100101010010110111001000000

漢数字表記:二億千二百四十三万四百

素因数分解:

2 6 × 5 2 × 7 1 × 13 1 × 1459 1

素因数の和:1501
約数の個数: 168
約数和(自身を含む): 643778240
約数和(自身を除く): 431347840

約数列:
[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 320, 325, 350, 364, 400, 416, 448, 455, 520, 560, 650, 700, 728, 800, 832, 910, 1040, 1120, 1300, 1400, 1456, 1459, 1600, 1820, 2080, 2240, 2275, 2600, 2800, 2912, 2918, 3640, 4160, 4550, 5200, 5600, 5824, 5836, 7280, 7295, 9100, 10213, 10400, 11200, 11672, 14560, 14590, 18200, 18967, 20426, 20800, 23344, 29120, 29180, 36400, 36475, 37934, 40852, 46688, 51065, 58360, 72800, 72950, 75868, 81704, 93376, 94835, 102130, 116720, 132769, 145600, 145900, 151736, 163408, 189670, 204260, 233440, 255325, 265538, 291800, 303472, 326816, 379340, 408520, 466880, 474175, 510650, 531076, 583600, 606944, 653632, 663845, 758680, 817040, 948350, 1021300, 1062152, 1167200, 1213888, 1327690, 1517360, 1634080, 1896700, 2042600, 2124304, 2334400, 2655380, 3034720, 3268160, 3319225, 3793400, 4085200, 4248608, 5310760, 6069440, 6638450, 7586800, 8170400, 8497216, 10621520, 13276900, 15173600, 16340800, 21243040, 26553800, 30347200, 42486080, 53107600, 106215200, 212430400]

約数ペア:
[(1, 212430400), (2, 106215200), (4, 53107600), (5, 42486080), (7, 30347200), (8, 26553800), (10, 21243040), (13, 16340800), (14, 15173600), (16, 13276900), (20, 10621520), (25, 8497216), (26, 8170400), (28, 7586800), (32, 6638450), (35, 6069440), (40, 5310760), (50, 4248608), (52, 4085200), (56, 3793400), (64, 3319225), (65, 3268160), (70, 3034720), (80, 2655380), (91, 2334400), (100, 2124304), (104, 2042600), (112, 1896700), (130, 1634080), (140, 1517360), (160, 1327690), (175, 1213888), (182, 1167200), (200, 1062152), (208, 1021300), (224, 948350), (260, 817040), (280, 758680), (320, 663845), (325, 653632), (350, 606944), (364, 583600), (400, 531076), (416, 510650), (448, 474175), (455, 466880), (520, 408520), (560, 379340), (650, 326816), (700, 303472), (728, 291800), (800, 265538), (832, 255325), (910, 233440), (1040, 204260), (1120, 189670), (1300, 163408), (1400, 151736), (1456, 145900), (1459, 145600), (1600, 132769), (1820, 116720), (2080, 102130), (2240, 94835), (2275, 93376), (2600, 81704), (2800, 75868), (2912, 72950), (2918, 72800), (3640, 58360), (4160, 51065), (4550, 46688), (5200, 40852), (5600, 37934), (5824, 36475), (5836, 36400), (7280, 29180), (7295, 29120), (9100, 23344), (10213, 20800), (10400, 20426), (11200, 18967), (11672, 18200), (14560, 14590)]

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