About the Number

189701820

189701819 ← → 189701821

2進数表記:1011010011101001111010111100

漢数字表記:一億八千九百七十万千八百二十

素因数分解:

2 2 × 3 2 × 5 1 × 7 1 × 11 1 × 13687 1

素因数の和:13720
約数の個数: 144
約数和(自身を含む): 717470208
約数和(自身を除く): 527768388

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13687, 13860, 27374, 41061, 54748, 68435, 82122, 95809, 123183, 136870, 150557, 164244, 191618, 205305, 246366, 273740, 287427, 301114, 383236, 410610, 451671, 479045, 492732, 574854, 602228, 615915, 752785, 821220, 862281, 903342, 958090, 1053899, 1149708, 1231830, 1355013, 1437135, 1505570, 1724562, 1806684, 1916180, 2107798, 2258355, 2463660, 2710026, 2874270, 3011140, 3161697, 3449124, 4215596, 4311405, 4516710, 5269495, 5420052, 5748540, 6323394, 6775065, 8622810, 9033420, 9485091, 10538990, 12646788, 13550130, 15808485, 17245620, 18970182, 21077980, 27100260, 31616970, 37940364, 47425455, 63233940, 94850910, 189701820]

約数ペア:
[(1, 189701820), (2, 94850910), (3, 63233940), (4, 47425455), (5, 37940364), (6, 31616970), (7, 27100260), (9, 21077980), (10, 18970182), (11, 17245620), (12, 15808485), (14, 13550130), (15, 12646788), (18, 10538990), (20, 9485091), (21, 9033420), (22, 8622810), (28, 6775065), (30, 6323394), (33, 5748540), (35, 5420052), (36, 5269495), (42, 4516710), (44, 4311405), (45, 4215596), (55, 3449124), (60, 3161697), (63, 3011140), (66, 2874270), (70, 2710026), (77, 2463660), (84, 2258355), (90, 2107798), (99, 1916180), (105, 1806684), (110, 1724562), (126, 1505570), (132, 1437135), (140, 1355013), (154, 1231830), (165, 1149708), (180, 1053899), (198, 958090), (210, 903342), (220, 862281), (231, 821220), (252, 752785), (308, 615915), (315, 602228), (330, 574854), (385, 492732), (396, 479045), (420, 451671), (462, 410610), (495, 383236), (630, 301114), (660, 287427), (693, 273740), (770, 246366), (924, 205305), (990, 191618), (1155, 164244), (1260, 150557), (1386, 136870), (1540, 123183), (1980, 95809), (2310, 82122), (2772, 68435), (3465, 54748), (4620, 41061), (6930, 27374), (13687, 13860)]

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