About the Number

72643380

72643379 ← → 72643381

2進数表記:100010101000111001100110100

漢数字表記:七千二百六十四万三千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 17 1 × 229 1 × 311 1

素因数の和:569
約数の個数: 96
約数和(自身を含む): 217002240
約数和(自身を除く): 144358860

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 229, 255, 311, 340, 458, 510, 622, 687, 916, 933, 1020, 1145, 1244, 1374, 1555, 1866, 2290, 2748, 3110, 3435, 3732, 3893, 4580, 4665, 5287, 6220, 6870, 7786, 9330, 10574, 11679, 13740, 15572, 15861, 18660, 19465, 21148, 23358, 26435, 31722, 38930, 46716, 52870, 58395, 63444, 71219, 77860, 79305, 105740, 116790, 142438, 158610, 213657, 233580, 284876, 317220, 356095, 427314, 712190, 854628, 1068285, 1210723, 1424380, 2136570, 2421446, 3632169, 4273140, 4842892, 6053615, 7264338, 12107230, 14528676, 18160845, 24214460, 36321690, 72643380]

約数ペア:
[(1, 72643380), (2, 36321690), (3, 24214460), (4, 18160845), (5, 14528676), (6, 12107230), (10, 7264338), (12, 6053615), (15, 4842892), (17, 4273140), (20, 3632169), (30, 2421446), (34, 2136570), (51, 1424380), (60, 1210723), (68, 1068285), (85, 854628), (102, 712190), (170, 427314), (204, 356095), (229, 317220), (255, 284876), (311, 233580), (340, 213657), (458, 158610), (510, 142438), (622, 116790), (687, 105740), (916, 79305), (933, 77860), (1020, 71219), (1145, 63444), (1244, 58395), (1374, 52870), (1555, 46716), (1866, 38930), (2290, 31722), (2748, 26435), (3110, 23358), (3435, 21148), (3732, 19465), (3893, 18660), (4580, 15861), (4665, 15572), (5287, 13740), (6220, 11679), (6870, 10574), (7786, 9330)]

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