About the Number

231028864

231028863 ← → 231028865

2進数表記:1101110001010011100010000000

漢数字表記:二億三千百二万八千八百六十四

素因数分解:

2 7 × 11 1 × 31 1 × 67 1 × 79 1

素因数の和:202
約数の個数: 128
約数和(自身を含む): 532684800
約数和(自身を除く): 301655936

約数列:
[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 67, 79, 88, 124, 128, 134, 158, 176, 248, 268, 316, 341, 352, 496, 536, 632, 682, 704, 737, 869, 992, 1072, 1264, 1364, 1408, 1474, 1738, 1984, 2077, 2144, 2449, 2528, 2728, 2948, 3476, 3968, 4154, 4288, 4898, 5056, 5293, 5456, 5896, 6952, 8308, 8576, 9796, 10112, 10586, 10912, 11792, 13904, 16616, 19592, 21172, 21824, 22847, 23584, 26939, 27808, 33232, 39184, 42344, 43648, 45694, 47168, 53878, 55616, 58223, 66464, 78368, 84688, 91388, 94336, 107756, 111232, 116446, 132928, 156736, 164083, 169376, 182776, 215512, 232892, 265856, 313472, 328166, 338752, 365552, 431024, 465784, 656332, 677504, 731104, 862048, 931568, 1312664, 1462208, 1724096, 1804913, 1863136, 2625328, 2924416, 3448192, 3609826, 3726272, 5250656, 7219652, 7452544, 10501312, 14439304, 21002624, 28878608, 57757216, 115514432, 231028864]

約数ペア:
[(1, 231028864), (2, 115514432), (4, 57757216), (8, 28878608), (11, 21002624), (16, 14439304), (22, 10501312), (31, 7452544), (32, 7219652), (44, 5250656), (62, 3726272), (64, 3609826), (67, 3448192), (79, 2924416), (88, 2625328), (124, 1863136), (128, 1804913), (134, 1724096), (158, 1462208), (176, 1312664), (248, 931568), (268, 862048), (316, 731104), (341, 677504), (352, 656332), (496, 465784), (536, 431024), (632, 365552), (682, 338752), (704, 328166), (737, 313472), (869, 265856), (992, 232892), (1072, 215512), (1264, 182776), (1364, 169376), (1408, 164083), (1474, 156736), (1738, 132928), (1984, 116446), (2077, 111232), (2144, 107756), (2449, 94336), (2528, 91388), (2728, 84688), (2948, 78368), (3476, 66464), (3968, 58223), (4154, 55616), (4288, 53878), (4898, 47168), (5056, 45694), (5293, 43648), (5456, 42344), (5896, 39184), (6952, 33232), (8308, 27808), (8576, 26939), (9796, 23584), (10112, 22847), (10586, 21824), (10912, 21172), (11792, 19592), (13904, 16616)]

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