About the Number

231802872

231802871 ← → 231802873

2進数表記:1101110100010000011111111000

漢数字表記:二億三千百八十万二千八百七十二

素因数分解:

2 3 × 3 1 × 7 1 × 31 1 × 47 1 × 947 1

素因数の和:1041
約数の個数: 128
約数和(自身を含む): 698941440
約数和(自身を除く): 467138568

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 47, 56, 62, 84, 93, 94, 124, 141, 168, 186, 188, 217, 248, 282, 329, 372, 376, 434, 564, 651, 658, 744, 868, 947, 987, 1128, 1302, 1316, 1457, 1736, 1894, 1974, 2604, 2632, 2841, 2914, 3788, 3948, 4371, 5208, 5682, 5828, 6629, 7576, 7896, 8742, 10199, 11364, 11656, 13258, 17484, 19887, 20398, 22728, 26516, 29357, 30597, 34968, 39774, 40796, 44509, 53032, 58714, 61194, 79548, 81592, 88071, 89018, 117428, 122388, 133527, 159096, 176142, 178036, 205499, 234856, 244776, 267054, 311563, 352284, 356072, 410998, 534108, 616497, 623126, 704568, 821996, 934689, 1068216, 1232994, 1246252, 1379779, 1643992, 1869378, 2465988, 2492504, 2759558, 3738756, 4139337, 4931976, 5519116, 7477512, 8278674, 9658453, 11038232, 16557348, 19316906, 28975359, 33114696, 38633812, 57950718, 77267624, 115901436, 231802872]

約数ペア:
[(1, 231802872), (2, 115901436), (3, 77267624), (4, 57950718), (6, 38633812), (7, 33114696), (8, 28975359), (12, 19316906), (14, 16557348), (21, 11038232), (24, 9658453), (28, 8278674), (31, 7477512), (42, 5519116), (47, 4931976), (56, 4139337), (62, 3738756), (84, 2759558), (93, 2492504), (94, 2465988), (124, 1869378), (141, 1643992), (168, 1379779), (186, 1246252), (188, 1232994), (217, 1068216), (248, 934689), (282, 821996), (329, 704568), (372, 623126), (376, 616497), (434, 534108), (564, 410998), (651, 356072), (658, 352284), (744, 311563), (868, 267054), (947, 244776), (987, 234856), (1128, 205499), (1302, 178036), (1316, 176142), (1457, 159096), (1736, 133527), (1894, 122388), (1974, 117428), (2604, 89018), (2632, 88071), (2841, 81592), (2914, 79548), (3788, 61194), (3948, 58714), (4371, 53032), (5208, 44509), (5682, 40796), (5828, 39774), (6629, 34968), (7576, 30597), (7896, 29357), (8742, 26516), (10199, 22728), (11364, 20398), (11656, 19887), (13258, 17484)]

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