About the Number

72571320

72571319 ← → 72571321

2進数表記:100010100110101100110111000

漢数字表記:七千二百五十七万千三百二十

素因数分解:

2 3 × 3 2 × 5 1 × 199 1 × 1013 1

素因数の和:1229
約数の個数: 96
約数和(自身を含む): 237276000
約数和(自身を除く): 164704680

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 360, 398, 597, 796, 995, 1013, 1194, 1592, 1791, 1990, 2026, 2388, 2985, 3039, 3582, 3980, 4052, 4776, 5065, 5970, 6078, 7164, 7960, 8104, 8955, 9117, 10130, 11940, 12156, 14328, 15195, 17910, 18234, 20260, 23880, 24312, 30390, 35820, 36468, 40520, 45585, 60780, 71640, 72936, 91170, 121560, 182340, 201587, 364680, 403174, 604761, 806348, 1007935, 1209522, 1612696, 1814283, 2015870, 2419044, 3023805, 3628566, 4031740, 4838088, 6047610, 7257132, 8063480, 9071415, 12095220, 14514264, 18142830, 24190440, 36285660, 72571320]

約数ペア:
[(1, 72571320), (2, 36285660), (3, 24190440), (4, 18142830), (5, 14514264), (6, 12095220), (8, 9071415), (9, 8063480), (10, 7257132), (12, 6047610), (15, 4838088), (18, 4031740), (20, 3628566), (24, 3023805), (30, 2419044), (36, 2015870), (40, 1814283), (45, 1612696), (60, 1209522), (72, 1007935), (90, 806348), (120, 604761), (180, 403174), (199, 364680), (360, 201587), (398, 182340), (597, 121560), (796, 91170), (995, 72936), (1013, 71640), (1194, 60780), (1592, 45585), (1791, 40520), (1990, 36468), (2026, 35820), (2388, 30390), (2985, 24312), (3039, 23880), (3582, 20260), (3980, 18234), (4052, 17910), (4776, 15195), (5065, 14328), (5970, 12156), (6078, 11940), (7164, 10130), (7960, 9117), (8104, 8955)]

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