About the Number
1285457580
2進数表記:1001100100111101000011010101100
漢数字表記:十二億八千五百四十五万七千五百八十
素因数分解:
素因数の和:246
約数の個数: 288
約数和(自身を含む): 4599866880
約数和(自身を除く): 3314409300
約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 27, 30, 33, 36, 44, 45, 46, 54, 55, 60, 66, 69, 90, 92, 97, 99, 108, 110, 115, 132, 135, 138, 165, 180, 194, 198, 207, 220, 230, 253, 270, 276, 291, 297, 330, 345, 388, 396, 414, 460, 485, 495, 506, 540, 582, 594, 621, 660, 690, 759, 828, 873, 970, 990, 1012, 1035, 1067, 1164, 1188, 1242, 1265, 1380, 1455, 1485, 1518, 1746, 1940, 1980, 2070, 2134, 2231, 2277, 2484, 2530, 2619, 2910, 2970, 3036, 3105, 3201, 3492, 3795, 4140, 4268, 4365, 4462, 4554, 5060, 5238, 5335, 5820, 5940, 6210, 6402, 6693, 6831, 7590, 8730, 8924, 9108, 9409, 9603, 10476, 10670, 11155, 11385, 12420, 12804, 13095, 13386, 13662, 15180, 16005, 17460, 18818, 19206, 20079, 21340, 22310, 22770, 24541, 26190, 26772, 27324, 28227, 28809, 32010, 33465, 34155, 37636, 38412, 40158, 44620, 45540, 47045, 48015, 49082, 52380, 56454, 57618, 60237, 64020, 66930, 68310, 73623, 80316, 84681, 94090, 96030, 98164, 100395, 103499, 112908, 115236, 120474, 122705, 133860, 136620, 141135, 144045, 147246, 169362, 188180, 192060, 200790, 206998, 216407, 220869, 240948, 245410, 254043, 282270, 288090, 294492, 301185, 310497, 338724, 368115, 401580, 413996, 423405, 432814, 441738, 490820, 508086, 517495, 564540, 576180, 602370, 620994, 649221, 662607, 736230, 846810, 865628, 883476, 931491, 1016172, 1034990, 1082035, 1104345, 1204740, 1241988, 1270215, 1298442, 1325214, 1472460, 1552485, 1693620, 1862982, 1947663, 2069980, 2164070, 2208690, 2380477, 2540430, 2596884, 2650428, 2794473, 3104970, 3246105, 3313035, 3725964, 3895326, 4328140, 4417380, 4657455, 4760954, 5080860, 5588946, 5842989, 6209940, 6492210, 6626070, 7141431, 7790652, 9314910, 9521908, 9738315, 11177892, 11685978, 11902385, 12984420, 13252140, 13972365, 14282862, 18629820, 19476630, 21424293, 23371956, 23804770, 27944730, 28565724, 29214945, 35707155, 38953260, 42848586, 47609540, 55889460, 58429890, 64272879, 71414310, 85697172, 107121465, 116859780, 128545758, 142828620, 214242930, 257091516, 321364395, 428485860, 642728790, 1285457580]
約数ペア:
[(1, 1285457580), (2, 642728790), (3, 428485860), (4, 321364395), (5, 257091516), (6, 214242930), (9, 142828620), (10, 128545758), (11, 116859780), (12, 107121465), (15, 85697172), (18, 71414310), (20, 64272879), (22, 58429890), (23, 55889460), (27, 47609540), (30, 42848586), (33, 38953260), (36, 35707155), (44, 29214945), (45, 28565724), (46, 27944730), (54, 23804770), (55, 23371956), (60, 21424293), (66, 19476630), (69, 18629820), (90, 14282862), (92, 13972365), (97, 13252140), (99, 12984420), (108, 11902385), (110, 11685978), (115, 11177892), (132, 9738315), (135, 9521908), (138, 9314910), (165, 7790652), (180, 7141431), (194, 6626070), (198, 6492210), (207, 6209940), (220, 5842989), (230, 5588946), (253, 5080860), (270, 4760954), (276, 4657455), (291, 4417380), (297, 4328140), (330, 3895326), (345, 3725964), (388, 3313035), (396, 3246105), (414, 3104970), (460, 2794473), (485, 2650428), (495, 2596884), (506, 2540430), (540, 2380477), (582, 2208690), (594, 2164070), (621, 2069980), (660, 1947663), (690, 1862982), (759, 1693620), (828, 1552485), (873, 1472460), (970, 1325214), (990, 1298442), (1012, 1270215), (1035, 1241988), (1067, 1204740), (1164, 1104345), (1188, 1082035), (1242, 1034990), (1265, 1016172), (1380, 931491), (1455, 883476), (1485, 865628), (1518, 846810), (1746, 736230), (1940, 662607), (1980, 649221), (2070, 620994), (2134, 602370), (2231, 576180), (2277, 564540), (2484, 517495), (2530, 508086), (2619, 490820), (2910, 441738), (2970, 432814), (3036, 423405), (3105, 413996), (3201, 401580), (3492, 368115), (3795, 338724), (4140, 310497), (4268, 301185), (4365, 294492), (4462, 288090), (4554, 282270), (5060, 254043), (5238, 245410), (5335, 240948), (5820, 220869), (5940, 216407), (6210, 206998), (6402, 200790), (6693, 192060), (6831, 188180), (7590, 169362), (8730, 147246), (8924, 144045), (9108, 141135), (9409, 136620), (9603, 133860), (10476, 122705), (10670, 120474), (11155, 115236), (11385, 112908), (12420, 103499), (12804, 100395), (13095, 98164), (13386, 96030), (13662, 94090), (15180, 84681), (16005, 80316), (17460, 73623), (18818, 68310), (19206, 66930), (20079, 64020), (21340, 60237), (22310, 57618), (22770, 56454), (24541, 52380), (26190, 49082), (26772, 48015), (27324, 47045), (28227, 45540), (28809, 44620), (32010, 40158), (33465, 38412), (34155, 37636)]このpageの処理時間: 0.08830547332763672 seconds