About the Number

142388904

142388903 ← → 142388905

2進数表記:1000011111001010111010101000

漢数字表記:一億四千二百三十八万八千九百四

素因数分解:

2 3 × 3 1 × 7 5 × 353 1

素因数の和:397
約数の個数: 96
約数和(自身を含む): 416473920
約数和(自身を除く): 274085016

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 353, 392, 588, 686, 706, 1029, 1059, 1176, 1372, 1412, 2058, 2118, 2401, 2471, 2744, 2824, 4116, 4236, 4802, 4942, 7203, 7413, 8232, 8472, 9604, 9884, 14406, 14826, 16807, 17297, 19208, 19768, 28812, 29652, 33614, 34594, 50421, 51891, 57624, 59304, 67228, 69188, 100842, 103782, 121079, 134456, 138376, 201684, 207564, 242158, 363237, 403368, 415128, 484316, 726474, 847553, 968632, 1452948, 1695106, 2542659, 2905896, 3390212, 5085318, 5932871, 6780424, 10170636, 11865742, 17798613, 20341272, 23731484, 35597226, 47462968, 71194452, 142388904]

約数ペア:
[(1, 142388904), (2, 71194452), (3, 47462968), (4, 35597226), (6, 23731484), (7, 20341272), (8, 17798613), (12, 11865742), (14, 10170636), (21, 6780424), (24, 5932871), (28, 5085318), (42, 3390212), (49, 2905896), (56, 2542659), (84, 1695106), (98, 1452948), (147, 968632), (168, 847553), (196, 726474), (294, 484316), (343, 415128), (353, 403368), (392, 363237), (588, 242158), (686, 207564), (706, 201684), (1029, 138376), (1059, 134456), (1176, 121079), (1372, 103782), (1412, 100842), (2058, 69188), (2118, 67228), (2401, 59304), (2471, 57624), (2744, 51891), (2824, 50421), (4116, 34594), (4236, 33614), (4802, 29652), (4942, 28812), (7203, 19768), (7413, 19208), (8232, 17297), (8472, 16807), (9604, 14826), (9884, 14406)]

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