About the Number

71208690

71208689 ← → 71208691

2進数表記:100001111101000111011110010

漢数字表記:七千百二十万八千六百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 23 2 × 641 1

素因数の和:704
約数の個数: 96
約数和(自身を含む): 204494976
約数和(自身を除く): 133286286

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 529, 641, 690, 805, 966, 1058, 1282, 1587, 1610, 1923, 2415, 2645, 3174, 3205, 3703, 3846, 4487, 4830, 5290, 6410, 7406, 7935, 8974, 9615, 11109, 13461, 14743, 15870, 18515, 19230, 22218, 22435, 26922, 29486, 37030, 44229, 44870, 55545, 67305, 73715, 88458, 103201, 111090, 134610, 147430, 206402, 221145, 309603, 339089, 442290, 516005, 619206, 678178, 1017267, 1032010, 1548015, 1695445, 2034534, 2373623, 3096030, 3390890, 4747246, 5086335, 7120869, 10172670, 11868115, 14241738, 23736230, 35604345, 71208690]

約数ペア:
[(1, 71208690), (2, 35604345), (3, 23736230), (5, 14241738), (6, 11868115), (7, 10172670), (10, 7120869), (14, 5086335), (15, 4747246), (21, 3390890), (23, 3096030), (30, 2373623), (35, 2034534), (42, 1695445), (46, 1548015), (69, 1032010), (70, 1017267), (105, 678178), (115, 619206), (138, 516005), (161, 442290), (210, 339089), (230, 309603), (322, 221145), (345, 206402), (483, 147430), (529, 134610), (641, 111090), (690, 103201), (805, 88458), (966, 73715), (1058, 67305), (1282, 55545), (1587, 44870), (1610, 44229), (1923, 37030), (2415, 29486), (2645, 26922), (3174, 22435), (3205, 22218), (3703, 19230), (3846, 18515), (4487, 15870), (4830, 14743), (5290, 13461), (6410, 11109), (7406, 9615), (7935, 8974)]

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