72007020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17393}}^1$

素因数の和:17431

約数の個数: 72

約数和(自身を含む): 227930976

約数和(自身を除く): 155923956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 17393, 34786, 52179, 69572, 86965, 104358, 156537, 173930, 208716, 260895, 313074, 347860, 400039, 521790, 626148, 782685, 800078, 1043580, 1200117, 1565370, 1600156, 2000195, 2400234, 3130740, 3600351, 4000390, 4800468, 6000585, 7200702, 8000780, 12001170, 14401404, 18001755, 24002340, 36003510, 72007020]

約数ペア:

[(1, 72007020), (2, 36003510), (3, 24002340), (4, 18001755), (5, 14401404), (6, 12001170), (9, 8000780), (10, 7200702), (12, 6000585), (15, 4800468), (18, 4000390), (20, 3600351), (23, 3130740), (30, 2400234), (36, 2000195), (45, 1600156), (46, 1565370), (60, 1200117), (69, 1043580), (90, 800078), (92, 782685), (115, 626148), (138, 521790), (180, 400039), (207, 347860), (230, 313074), (276, 260895), (345, 208716), (414, 173930), (460, 156537), (690, 104358), (828, 86965), (1035, 69572), (1380, 52179), (2070, 34786), (4140, 17393)]