About the Number

70161990

70161989 ← → 70161991

2進数表記:100001011101001011001000110

漢数字表記:七千十六万千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 31 1 × 37 1 × 2039 1

素因数の和:2117
約数の個数: 64
約数和(自身を含む): 178606080
約数和(自身を除く): 108444090

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 31, 37, 62, 74, 93, 111, 155, 185, 186, 222, 310, 370, 465, 555, 930, 1110, 1147, 2039, 2294, 3441, 4078, 5735, 6117, 6882, 10195, 11470, 12234, 17205, 20390, 30585, 34410, 61170, 63209, 75443, 126418, 150886, 189627, 226329, 316045, 377215, 379254, 452658, 632090, 754430, 948135, 1131645, 1896270, 2263290, 2338733, 4677466, 7016199, 11693665, 14032398, 23387330, 35080995, 70161990]

約数ペア:
[(1, 70161990), (2, 35080995), (3, 23387330), (5, 14032398), (6, 11693665), (10, 7016199), (15, 4677466), (30, 2338733), (31, 2263290), (37, 1896270), (62, 1131645), (74, 948135), (93, 754430), (111, 632090), (155, 452658), (185, 379254), (186, 377215), (222, 316045), (310, 226329), (370, 189627), (465, 150886), (555, 126418), (930, 75443), (1110, 63209), (1147, 61170), (2039, 34410), (2294, 30585), (3441, 20390), (4078, 17205), (5735, 12234), (6117, 11470), (6882, 10195)]

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