About the Number

138989280

138989279 ← → 138989281

2進数表記:1000010010001100111011100000

漢数字表記:一億三千八百九十八万九千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 17 1 × 17033 1

素因数の和:17068
約数の個数: 96
約数和(自身を含む): 463597344
約数和(自身を除く): 324608064

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2720, 4080, 8160, 17033, 34066, 51099, 68132, 85165, 102198, 136264, 170330, 204396, 255495, 272528, 289561, 340660, 408792, 510990, 545056, 579122, 681320, 817584, 868683, 1021980, 1158244, 1362640, 1447805, 1635168, 1737366, 2043960, 2316488, 2725280, 2895610, 3474732, 4087920, 4343415, 4632976, 5791220, 6949464, 8175840, 8686830, 9265952, 11582440, 13898928, 17373660, 23164880, 27797856, 34747320, 46329760, 69494640, 138989280]

約数ペア:
[(1, 138989280), (2, 69494640), (3, 46329760), (4, 34747320), (5, 27797856), (6, 23164880), (8, 17373660), (10, 13898928), (12, 11582440), (15, 9265952), (16, 8686830), (17, 8175840), (20, 6949464), (24, 5791220), (30, 4632976), (32, 4343415), (34, 4087920), (40, 3474732), (48, 2895610), (51, 2725280), (60, 2316488), (68, 2043960), (80, 1737366), (85, 1635168), (96, 1447805), (102, 1362640), (120, 1158244), (136, 1021980), (160, 868683), (170, 817584), (204, 681320), (240, 579122), (255, 545056), (272, 510990), (340, 408792), (408, 340660), (480, 289561), (510, 272528), (544, 255495), (680, 204396), (816, 170330), (1020, 136264), (1360, 102198), (1632, 85165), (2040, 68132), (2720, 51099), (4080, 34066), (8160, 17033)]

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