About the Number

129304472

129304471 ← → 129304473

2進数表記:111101101010000011110011000

漢数字表記:一億二千九百三十万四千四百七十二

素因数分解:

2 3 × 11 2 × 31 2 × 139 1

素因数の和:229
約数の個数: 72
約数和(自身を含む): 277344900
約数和(自身を除く): 148040428

約数列:
[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 139, 242, 248, 278, 341, 484, 556, 682, 961, 968, 1112, 1364, 1529, 1922, 2728, 3058, 3751, 3844, 4309, 6116, 7502, 7688, 8618, 10571, 12232, 15004, 16819, 17236, 21142, 30008, 33638, 34472, 42284, 47399, 67276, 84568, 94798, 116281, 133579, 134552, 189596, 232562, 267158, 379192, 465124, 521389, 534316, 930248, 1042778, 1068632, 1469369, 2085556, 2938738, 4171112, 5877476, 11754952, 16163059, 32326118, 64652236, 129304472]

約数ペア:
[(1, 129304472), (2, 64652236), (4, 32326118), (8, 16163059), (11, 11754952), (22, 5877476), (31, 4171112), (44, 2938738), (62, 2085556), (88, 1469369), (121, 1068632), (124, 1042778), (139, 930248), (242, 534316), (248, 521389), (278, 465124), (341, 379192), (484, 267158), (556, 232562), (682, 189596), (961, 134552), (968, 133579), (1112, 116281), (1364, 94798), (1529, 84568), (1922, 67276), (2728, 47399), (3058, 42284), (3751, 34472), (3844, 33638), (4309, 30008), (6116, 21142), (7502, 17236), (7688, 16819), (8618, 15004), (10571, 12232)]

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