About the Number

72129312

72129311 ← → 72129313

2進数表記:100010011001001101100100000

漢数字表記:七千二百十二万九千三百十二

素因数分解:

2 5 × 3 3 × 31 1 × 2693 1

素因数の和:2743
約数の個数: 96
約数和(自身を含む): 217244160
約数和(自身を除く): 145114848

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 744, 837, 864, 992, 1116, 1488, 1674, 2232, 2693, 2976, 3348, 4464, 5386, 6696, 8079, 8928, 10772, 13392, 16158, 21544, 24237, 26784, 32316, 43088, 48474, 64632, 72711, 83483, 86176, 96948, 129264, 145422, 166966, 193896, 250449, 258528, 290844, 333932, 387792, 500898, 581688, 667864, 751347, 775584, 1001796, 1163376, 1335728, 1502694, 2003592, 2254041, 2326752, 2671456, 3005388, 4007184, 4508082, 6010776, 8014368, 9016164, 12021552, 18032328, 24043104, 36064656, 72129312]

約数ペア:
[(1, 72129312), (2, 36064656), (3, 24043104), (4, 18032328), (6, 12021552), (8, 9016164), (9, 8014368), (12, 6010776), (16, 4508082), (18, 4007184), (24, 3005388), (27, 2671456), (31, 2326752), (32, 2254041), (36, 2003592), (48, 1502694), (54, 1335728), (62, 1163376), (72, 1001796), (93, 775584), (96, 751347), (108, 667864), (124, 581688), (144, 500898), (186, 387792), (216, 333932), (248, 290844), (279, 258528), (288, 250449), (372, 193896), (432, 166966), (496, 145422), (558, 129264), (744, 96948), (837, 86176), (864, 83483), (992, 72711), (1116, 64632), (1488, 48474), (1674, 43088), (2232, 32316), (2693, 26784), (2976, 24237), (3348, 21544), (4464, 16158), (5386, 13392), (6696, 10772), (8079, 8928)]

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