About the Number

126642390

126642389 ← → 126642391

2進数表記:111100011000110100011010110

漢数字表記:一億二千六百六十四万二千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 263 1 × 2293 1

素因数の和:2573
約数の個数: 64
約数和(自身を含む): 348834816
約数和(自身を除く): 222192426

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 263, 526, 789, 1315, 1578, 1841, 2293, 2630, 3682, 3945, 4586, 5523, 6879, 7890, 9205, 11046, 11465, 13758, 16051, 18410, 22930, 27615, 32102, 34395, 48153, 55230, 68790, 80255, 96306, 160510, 240765, 481530, 603059, 1206118, 1809177, 3015295, 3618354, 4221413, 6030590, 8442826, 9045885, 12664239, 18091770, 21107065, 25328478, 42214130, 63321195, 126642390]

約数ペア:
[(1, 126642390), (2, 63321195), (3, 42214130), (5, 25328478), (6, 21107065), (7, 18091770), (10, 12664239), (14, 9045885), (15, 8442826), (21, 6030590), (30, 4221413), (35, 3618354), (42, 3015295), (70, 1809177), (105, 1206118), (210, 603059), (263, 481530), (526, 240765), (789, 160510), (1315, 96306), (1578, 80255), (1841, 68790), (2293, 55230), (2630, 48153), (3682, 34395), (3945, 32102), (4586, 27615), (5523, 22930), (6879, 18410), (7890, 16051), (9205, 13758), (11046, 11465)]

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