About the Number

71228100

71228099 ← → 71228101

2進数表記:100001111101101101011000100

漢数字表記:七千百二十二万八千百

素因数分解:

2 2 × 3 1 × 5 2 × 233 1 × 1019 1

素因数の和:1269
約数の個数: 72
約数和(自身を含む): 207174240
約数和(自身を除く): 135946140

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 233, 300, 466, 699, 932, 1019, 1165, 1398, 2038, 2330, 2796, 3057, 3495, 4076, 4660, 5095, 5825, 6114, 6990, 10190, 11650, 12228, 13980, 15285, 17475, 20380, 23300, 25475, 30570, 34950, 50950, 61140, 69900, 76425, 101900, 152850, 237427, 305700, 474854, 712281, 949708, 1187135, 1424562, 2374270, 2849124, 3561405, 4748540, 5935675, 7122810, 11871350, 14245620, 17807025, 23742700, 35614050, 71228100]

約数ペア:
[(1, 71228100), (2, 35614050), (3, 23742700), (4, 17807025), (5, 14245620), (6, 11871350), (10, 7122810), (12, 5935675), (15, 4748540), (20, 3561405), (25, 2849124), (30, 2374270), (50, 1424562), (60, 1187135), (75, 949708), (100, 712281), (150, 474854), (233, 305700), (300, 237427), (466, 152850), (699, 101900), (932, 76425), (1019, 69900), (1165, 61140), (1398, 50950), (2038, 34950), (2330, 30570), (2796, 25475), (3057, 23300), (3495, 20380), (4076, 17475), (4660, 15285), (5095, 13980), (5825, 12228), (6114, 11650), (6990, 10190)]

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