About the Number

129850272

129850271 ← → 129850273

2進数表記:111101111010101101110100000

漢数字表記:一億二千九百八十五万二百七十二

素因数分解:

2 5 × 3 2 × 23 1 × 19603 1

素因数の和:19642
約数の個数: 72
約数和(自身を含む): 385336224
約数和(自身を除く): 255485952

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 19603, 39206, 58809, 78412, 117618, 156824, 176427, 235236, 313648, 352854, 450869, 470472, 627296, 705708, 901738, 940944, 1352607, 1411416, 1803476, 1881888, 2705214, 2822832, 3606952, 4057821, 5410428, 5645664, 7213904, 8115642, 10820856, 14427808, 16231284, 21641712, 32462568, 43283424, 64925136, 129850272]

約数ペア:
[(1, 129850272), (2, 64925136), (3, 43283424), (4, 32462568), (6, 21641712), (8, 16231284), (9, 14427808), (12, 10820856), (16, 8115642), (18, 7213904), (23, 5645664), (24, 5410428), (32, 4057821), (36, 3606952), (46, 2822832), (48, 2705214), (69, 1881888), (72, 1803476), (92, 1411416), (96, 1352607), (138, 940944), (144, 901738), (184, 705708), (207, 627296), (276, 470472), (288, 450869), (368, 352854), (414, 313648), (552, 235236), (736, 176427), (828, 156824), (1104, 117618), (1656, 78412), (2208, 58809), (3312, 39206), (6624, 19603)]

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