About the Number

272129208

272129207 ← → 272129209

2進数表記:10000001110000101110010111000

漢数字表記:二億七千二百十二万九千二百八

素因数分解:

2 3 × 3 1 × 13 4 × 397 1

素因数の和:458
約数の個数: 80
約数和(自身を含む): 738871080
約数和(自身を除く): 466741872

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 397, 507, 676, 794, 1014, 1191, 1352, 1588, 2028, 2197, 2382, 3176, 4056, 4394, 4764, 5161, 6591, 8788, 9528, 10322, 13182, 15483, 17576, 20644, 26364, 28561, 30966, 41288, 52728, 57122, 61932, 67093, 85683, 114244, 123864, 134186, 171366, 201279, 228488, 268372, 342732, 402558, 536744, 685464, 805116, 872209, 1610232, 1744418, 2616627, 3488836, 5233254, 6977672, 10466508, 11338717, 20933016, 22677434, 34016151, 45354868, 68032302, 90709736, 136064604, 272129208]

約数ペア:
[(1, 272129208), (2, 136064604), (3, 90709736), (4, 68032302), (6, 45354868), (8, 34016151), (12, 22677434), (13, 20933016), (24, 11338717), (26, 10466508), (39, 6977672), (52, 5233254), (78, 3488836), (104, 2616627), (156, 1744418), (169, 1610232), (312, 872209), (338, 805116), (397, 685464), (507, 536744), (676, 402558), (794, 342732), (1014, 268372), (1191, 228488), (1352, 201279), (1588, 171366), (2028, 134186), (2197, 123864), (2382, 114244), (3176, 85683), (4056, 67093), (4394, 61932), (4764, 57122), (5161, 52728), (6591, 41288), (8788, 30966), (9528, 28561), (10322, 26364), (13182, 20644), (15483, 17576)]

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