About the Number

201015820

201015819 ← → 201015821

2進数表記:1011111110110100001000001100

漢数字表記:二億百一万五千八百二十

素因数分解:

2 2 × 5 1 × 17 1 × 19 1 × 29 2 × 37 1

素因数の和:140
約数の個数: 144
約数和(自身を含む): 500441760
約数和(自身を除く): 299425940

約数列:
[1, 2, 4, 5, 10, 17, 19, 20, 29, 34, 37, 38, 58, 68, 74, 76, 85, 95, 116, 145, 148, 170, 185, 190, 290, 323, 340, 370, 380, 493, 551, 580, 629, 646, 703, 740, 841, 986, 1073, 1102, 1258, 1292, 1406, 1615, 1682, 1972, 2146, 2204, 2465, 2516, 2755, 2812, 3145, 3230, 3364, 3515, 4205, 4292, 4930, 5365, 5510, 6290, 6460, 7030, 8410, 9367, 9860, 10730, 11020, 11951, 12580, 14060, 14297, 15979, 16820, 18241, 18734, 20387, 21460, 23902, 28594, 31117, 31958, 36482, 37468, 40774, 46835, 47804, 57188, 59755, 62234, 63916, 71485, 72964, 79895, 81548, 91205, 93670, 101935, 119510, 124468, 142970, 155585, 159790, 182410, 187340, 203870, 239020, 271643, 285940, 311170, 319580, 346579, 364820, 407740, 528989, 543286, 591223, 622340, 693158, 1057978, 1086572, 1182446, 1358215, 1386316, 1732895, 2115956, 2364892, 2644945, 2716430, 2956115, 3465790, 5289890, 5432860, 5912230, 6931580, 10050791, 10579780, 11824460, 20101582, 40203164, 50253955, 100507910, 201015820]

約数ペア:
[(1, 201015820), (2, 100507910), (4, 50253955), (5, 40203164), (10, 20101582), (17, 11824460), (19, 10579780), (20, 10050791), (29, 6931580), (34, 5912230), (37, 5432860), (38, 5289890), (58, 3465790), (68, 2956115), (74, 2716430), (76, 2644945), (85, 2364892), (95, 2115956), (116, 1732895), (145, 1386316), (148, 1358215), (170, 1182446), (185, 1086572), (190, 1057978), (290, 693158), (323, 622340), (340, 591223), (370, 543286), (380, 528989), (493, 407740), (551, 364820), (580, 346579), (629, 319580), (646, 311170), (703, 285940), (740, 271643), (841, 239020), (986, 203870), (1073, 187340), (1102, 182410), (1258, 159790), (1292, 155585), (1406, 142970), (1615, 124468), (1682, 119510), (1972, 101935), (2146, 93670), (2204, 91205), (2465, 81548), (2516, 79895), (2755, 72964), (2812, 71485), (3145, 63916), (3230, 62234), (3364, 59755), (3515, 57188), (4205, 47804), (4292, 46835), (4930, 40774), (5365, 37468), (5510, 36482), (6290, 31958), (6460, 31117), (7030, 28594), (8410, 23902), (9367, 21460), (9860, 20387), (10730, 18734), (11020, 18241), (11951, 16820), (12580, 15979), (14060, 14297)]

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