About the Number

84972420

84972419 ← → 84972421

2進数表記:101000100001001001110000100

漢数字表記:八千四百九十七万二千四百二十

素因数分解:

2 2 × 3 2 × 5 1 × 13 1 × 36313 1

素因数の和:36341
約数の個数: 72
約数和(自身を含む): 277584216
約数和(自身を除く): 192611796

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 36313, 72626, 108939, 145252, 181565, 217878, 326817, 363130, 435756, 472069, 544695, 653634, 726260, 944138, 1089390, 1307268, 1416207, 1634085, 1888276, 2178780, 2360345, 2832414, 3268170, 4248621, 4720690, 5664828, 6536340, 7081035, 8497242, 9441380, 14162070, 16994484, 21243105, 28324140, 42486210, 84972420]

約数ペア:
[(1, 84972420), (2, 42486210), (3, 28324140), (4, 21243105), (5, 16994484), (6, 14162070), (9, 9441380), (10, 8497242), (12, 7081035), (13, 6536340), (15, 5664828), (18, 4720690), (20, 4248621), (26, 3268170), (30, 2832414), (36, 2360345), (39, 2178780), (45, 1888276), (52, 1634085), (60, 1416207), (65, 1307268), (78, 1089390), (90, 944138), (117, 726260), (130, 653634), (156, 544695), (180, 472069), (195, 435756), (234, 363130), (260, 326817), (390, 217878), (468, 181565), (585, 145252), (780, 108939), (1170, 72626), (2340, 36313)]

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