About the Number

121989504

121989503 ← → 121989505

2進数表記:111010001010110100110000000

漢数字表記:一億二千百九十八万九千五百四

素因数分解:

2 7 × 3 1 × 7 1 × 13 1 × 3491 1

素因数の和:3528
約数の個数: 128
約数和(自身を含む): 398926080
約数和(自身を除く): 276936576

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 384, 416, 448, 546, 624, 672, 728, 832, 896, 1092, 1248, 1344, 1456, 1664, 2184, 2496, 2688, 2912, 3491, 4368, 4992, 5824, 6982, 8736, 10473, 11648, 13964, 17472, 20946, 24437, 27928, 34944, 41892, 45383, 48874, 55856, 73311, 83784, 90766, 97748, 111712, 136149, 146622, 167568, 181532, 195496, 223424, 272298, 293244, 317681, 335136, 363064, 390992, 446848, 544596, 586488, 635362, 670272, 726128, 781984, 953043, 1089192, 1172976, 1270724, 1340544, 1452256, 1563968, 1906086, 2178384, 2345952, 2541448, 2904512, 3127936, 3812172, 4356768, 4691904, 5082896, 5809024, 7624344, 8713536, 9383808, 10165792, 15248688, 17427072, 20331584, 30497376, 40663168, 60994752, 121989504]

約数ペア:
[(1, 121989504), (2, 60994752), (3, 40663168), (4, 30497376), (6, 20331584), (7, 17427072), (8, 15248688), (12, 10165792), (13, 9383808), (14, 8713536), (16, 7624344), (21, 5809024), (24, 5082896), (26, 4691904), (28, 4356768), (32, 3812172), (39, 3127936), (42, 2904512), (48, 2541448), (52, 2345952), (56, 2178384), (64, 1906086), (78, 1563968), (84, 1452256), (91, 1340544), (96, 1270724), (104, 1172976), (112, 1089192), (128, 953043), (156, 781984), (168, 726128), (182, 670272), (192, 635362), (208, 586488), (224, 544596), (273, 446848), (312, 390992), (336, 363064), (364, 335136), (384, 317681), (416, 293244), (448, 272298), (546, 223424), (624, 195496), (672, 181532), (728, 167568), (832, 146622), (896, 136149), (1092, 111712), (1248, 97748), (1344, 90766), (1456, 83784), (1664, 73311), (2184, 55856), (2496, 48874), (2688, 45383), (2912, 41892), (3491, 34944), (4368, 27928), (4992, 24437), (5824, 20946), (6982, 17472), (8736, 13964), (10473, 11648)]

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