About the Number

72991008

72991007 ← → 72991009

2進数表記:100010110011100000100100000

漢数字表記:七千二百九十九万千八

素因数分解:

2 5 × 3 2 × 19 1 × 13339 1

素因数の和:13374
約数の個数: 72
約数和(自身を含む): 218509200
約数和(自身を除く): 145518192

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 13339, 26678, 40017, 53356, 80034, 106712, 120051, 160068, 213424, 240102, 253441, 320136, 426848, 480204, 506882, 640272, 760323, 960408, 1013764, 1280544, 1520646, 1920816, 2027528, 2280969, 3041292, 3841632, 4055056, 4561938, 6082584, 8110112, 9123876, 12165168, 18247752, 24330336, 36495504, 72991008]

約数ペア:
[(1, 72991008), (2, 36495504), (3, 24330336), (4, 18247752), (6, 12165168), (8, 9123876), (9, 8110112), (12, 6082584), (16, 4561938), (18, 4055056), (19, 3841632), (24, 3041292), (32, 2280969), (36, 2027528), (38, 1920816), (48, 1520646), (57, 1280544), (72, 1013764), (76, 960408), (96, 760323), (114, 640272), (144, 506882), (152, 480204), (171, 426848), (228, 320136), (288, 253441), (304, 240102), (342, 213424), (456, 160068), (608, 120051), (684, 106712), (912, 80034), (1368, 53356), (1824, 40017), (2736, 26678), (5472, 13339)]

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