About the Number

72043380

72043379 ← → 72043381

2進数表記:100010010110100101101110100

漢数字表記:七千二百四万三千三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 31 1 × 12911 1

素因数の和:12957
約数の個数: 72
約数和(自身を含む): 225598464
約数和(自身を除く): 153555084

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 12911, 25822, 38733, 51644, 64555, 77466, 116199, 129110, 154932, 193665, 232398, 258220, 387330, 400241, 464796, 580995, 774660, 800482, 1161990, 1200723, 1600964, 2001205, 2323980, 2401446, 3602169, 4002410, 4802892, 6003615, 7204338, 8004820, 12007230, 14408676, 18010845, 24014460, 36021690, 72043380]

約数ペア:
[(1, 72043380), (2, 36021690), (3, 24014460), (4, 18010845), (5, 14408676), (6, 12007230), (9, 8004820), (10, 7204338), (12, 6003615), (15, 4802892), (18, 4002410), (20, 3602169), (30, 2401446), (31, 2323980), (36, 2001205), (45, 1600964), (60, 1200723), (62, 1161990), (90, 800482), (93, 774660), (124, 580995), (155, 464796), (180, 400241), (186, 387330), (279, 258220), (310, 232398), (372, 193665), (465, 154932), (558, 129110), (620, 116199), (930, 77466), (1116, 64555), (1395, 51644), (1860, 38733), (2790, 25822), (5580, 12911)]

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