About the Number

121021488

121021487 ← → 121021489

2進数表記:111001101101010010000110000

漢数字表記:一億二千百二万千四百八十八

素因数分解:

2 4 × 3 2 × 7 1 × 19 1 × 71 1 × 89 1

素因数の和:200
約数の個数: 240
約数和(自身を含む): 417830400
約数和(自身を除く): 296808912

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 71, 72, 76, 84, 89, 112, 114, 126, 133, 142, 144, 152, 168, 171, 178, 213, 228, 252, 266, 267, 284, 304, 336, 342, 356, 399, 426, 456, 497, 504, 532, 534, 568, 623, 639, 684, 712, 798, 801, 852, 912, 994, 1008, 1064, 1068, 1136, 1197, 1246, 1278, 1349, 1368, 1424, 1491, 1596, 1602, 1691, 1704, 1869, 1988, 2128, 2136, 2394, 2492, 2556, 2698, 2736, 2982, 3192, 3204, 3382, 3408, 3738, 3976, 4047, 4272, 4473, 4788, 4984, 5073, 5112, 5396, 5607, 5964, 6319, 6384, 6408, 6764, 7476, 7952, 8094, 8946, 9443, 9576, 9968, 10146, 10224, 10792, 11214, 11837, 11928, 12141, 12638, 12816, 13528, 14952, 15219, 16188, 17892, 18886, 18957, 19152, 20292, 21584, 22428, 23674, 23856, 24282, 25276, 27056, 28329, 29904, 30438, 32376, 35511, 35784, 37772, 37914, 40584, 44233, 44856, 47348, 48564, 50552, 56658, 56871, 60876, 64752, 71022, 71568, 75544, 75828, 81168, 84987, 88466, 89712, 94696, 97128, 101104, 106533, 113316, 113742, 120061, 121752, 132699, 142044, 151088, 151656, 169974, 176932, 189392, 194256, 213066, 226632, 227484, 240122, 243504, 265398, 284088, 303312, 339948, 353864, 360183, 398097, 426132, 453264, 454968, 480244, 530796, 568176, 679896, 707728, 720366, 796194, 840427, 852264, 909936, 960488, 1061592, 1080549, 1359792, 1440732, 1592388, 1680854, 1704528, 1920976, 2123184, 2161098, 2521281, 2881464, 3184776, 3361708, 4322196, 5042562, 5762928, 6369552, 6723416, 7563843, 8644392, 10085124, 13446832, 15127686, 17288784, 20170248, 30255372, 40340496, 60510744, 121021488]

約数ペア:
[(1, 121021488), (2, 60510744), (3, 40340496), (4, 30255372), (6, 20170248), (7, 17288784), (8, 15127686), (9, 13446832), (12, 10085124), (14, 8644392), (16, 7563843), (18, 6723416), (19, 6369552), (21, 5762928), (24, 5042562), (28, 4322196), (36, 3361708), (38, 3184776), (42, 2881464), (48, 2521281), (56, 2161098), (57, 2123184), (63, 1920976), (71, 1704528), (72, 1680854), (76, 1592388), (84, 1440732), (89, 1359792), (112, 1080549), (114, 1061592), (126, 960488), (133, 909936), (142, 852264), (144, 840427), (152, 796194), (168, 720366), (171, 707728), (178, 679896), (213, 568176), (228, 530796), (252, 480244), (266, 454968), (267, 453264), (284, 426132), (304, 398097), (336, 360183), (342, 353864), (356, 339948), (399, 303312), (426, 284088), (456, 265398), (497, 243504), (504, 240122), (532, 227484), (534, 226632), (568, 213066), (623, 194256), (639, 189392), (684, 176932), (712, 169974), (798, 151656), (801, 151088), (852, 142044), (912, 132699), (994, 121752), (1008, 120061), (1064, 113742), (1068, 113316), (1136, 106533), (1197, 101104), (1246, 97128), (1278, 94696), (1349, 89712), (1368, 88466), (1424, 84987), (1491, 81168), (1596, 75828), (1602, 75544), (1691, 71568), (1704, 71022), (1869, 64752), (1988, 60876), (2128, 56871), (2136, 56658), (2394, 50552), (2492, 48564), (2556, 47348), (2698, 44856), (2736, 44233), (2982, 40584), (3192, 37914), (3204, 37772), (3382, 35784), (3408, 35511), (3738, 32376), (3976, 30438), (4047, 29904), (4272, 28329), (4473, 27056), (4788, 25276), (4984, 24282), (5073, 23856), (5112, 23674), (5396, 22428), (5607, 21584), (5964, 20292), (6319, 19152), (6384, 18957), (6408, 18886), (6764, 17892), (7476, 16188), (7952, 15219), (8094, 14952), (8946, 13528), (9443, 12816), (9576, 12638), (9968, 12141), (10146, 11928), (10224, 11837), (10792, 11214)]

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