About the Number

208080990

208080989 ← → 208080991

2進数表記:1100011001110001000001011110

漢数字表記:二億八百八万九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 31 1 × 5737 1

素因数の和:5794
約数の個数: 96
約数和(自身を含む): 601526016
約数和(自身を除く): 393445026

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 806, 930, 1170, 1209, 1395, 2015, 2418, 2790, 3627, 4030, 5737, 6045, 7254, 11474, 12090, 17211, 18135, 28685, 34422, 36270, 51633, 57370, 74581, 86055, 103266, 149162, 172110, 177847, 223743, 258165, 355694, 372905, 447486, 516330, 533541, 671229, 745810, 889235, 1067082, 1118715, 1342458, 1600623, 1778470, 2237430, 2312011, 2667705, 3201246, 3356145, 4624022, 5335410, 6712290, 6936033, 8003115, 11560055, 13872066, 16006230, 20808099, 23120110, 34680165, 41616198, 69360330, 104040495, 208080990]

約数ペア:
[(1, 208080990), (2, 104040495), (3, 69360330), (5, 41616198), (6, 34680165), (9, 23120110), (10, 20808099), (13, 16006230), (15, 13872066), (18, 11560055), (26, 8003115), (30, 6936033), (31, 6712290), (39, 5335410), (45, 4624022), (62, 3356145), (65, 3201246), (78, 2667705), (90, 2312011), (93, 2237430), (117, 1778470), (130, 1600623), (155, 1342458), (186, 1118715), (195, 1067082), (234, 889235), (279, 745810), (310, 671229), (390, 533541), (403, 516330), (465, 447486), (558, 372905), (585, 355694), (806, 258165), (930, 223743), (1170, 177847), (1209, 172110), (1395, 149162), (2015, 103266), (2418, 86055), (2790, 74581), (3627, 57370), (4030, 51633), (5737, 36270), (6045, 34422), (7254, 28685), (11474, 18135), (12090, 17211)]

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