About the Number

381997000

381996999 ← → 381997001

2進数表記:10110110001001100111111001000

漢数字表記:三億八千百九十九万七千

素因数分解:

2 3 × 5 3 × 7 1 × 11 3 × 41 1

素因数の和:102
約数の個数: 256
約数和(自身を含む): 1151055360
約数和(自身を除く): 769058360

約数列:
[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 41, 44, 50, 55, 56, 70, 77, 82, 88, 100, 110, 121, 125, 140, 154, 164, 175, 200, 205, 220, 242, 250, 275, 280, 287, 308, 328, 350, 385, 410, 440, 451, 484, 500, 550, 574, 605, 616, 700, 770, 820, 847, 875, 902, 968, 1000, 1025, 1100, 1148, 1210, 1331, 1375, 1400, 1435, 1540, 1640, 1694, 1750, 1804, 1925, 2050, 2200, 2255, 2296, 2420, 2662, 2750, 2870, 3025, 3080, 3157, 3388, 3500, 3608, 3850, 4100, 4235, 4510, 4840, 4961, 5125, 5324, 5500, 5740, 6050, 6314, 6655, 6776, 7000, 7175, 7700, 8200, 8470, 9020, 9317, 9625, 9922, 10250, 10648, 11000, 11275, 11480, 12100, 12628, 13310, 14350, 15125, 15400, 15785, 16940, 18040, 18634, 19250, 19844, 20500, 21175, 22550, 24200, 24805, 25256, 26620, 28700, 30250, 31570, 33275, 33880, 34727, 35875, 37268, 38500, 39688, 41000, 42350, 45100, 46585, 49610, 53240, 54571, 56375, 57400, 60500, 63140, 66550, 69454, 71750, 74536, 77000, 78925, 84700, 90200, 93170, 99220, 105875, 109142, 112750, 121000, 124025, 126280, 133100, 138908, 143500, 157850, 166375, 169400, 173635, 186340, 198440, 211750, 218284, 225500, 232925, 248050, 266200, 272855, 277816, 287000, 315700, 332750, 347270, 372680, 381997, 394625, 423500, 436568, 451000, 465850, 496100, 545710, 620125, 631400, 665500, 694540, 763994, 789250, 847000, 868175, 931700, 992200, 1091420, 1164625, 1240250, 1331000, 1364275, 1389080, 1527988, 1578500, 1736350, 1863400, 1909985, 2182840, 2329250, 2480500, 2728550, 3055976, 3157000, 3472700, 3819970, 4340875, 4658500, 4961000, 5457100, 6821375, 6945400, 7639940, 8681750, 9317000, 9549925, 10914200, 13642750, 15279880, 17363500, 19099850, 27285500, 34727000, 38199700, 47749625, 54571000, 76399400, 95499250, 190998500, 381997000]

約数ペア:
[(1, 381997000), (2, 190998500), (4, 95499250), (5, 76399400), (7, 54571000), (8, 47749625), (10, 38199700), (11, 34727000), (14, 27285500), (20, 19099850), (22, 17363500), (25, 15279880), (28, 13642750), (35, 10914200), (40, 9549925), (41, 9317000), (44, 8681750), (50, 7639940), (55, 6945400), (56, 6821375), (70, 5457100), (77, 4961000), (82, 4658500), (88, 4340875), (100, 3819970), (110, 3472700), (121, 3157000), (125, 3055976), (140, 2728550), (154, 2480500), (164, 2329250), (175, 2182840), (200, 1909985), (205, 1863400), (220, 1736350), (242, 1578500), (250, 1527988), (275, 1389080), (280, 1364275), (287, 1331000), (308, 1240250), (328, 1164625), (350, 1091420), (385, 992200), (410, 931700), (440, 868175), (451, 847000), (484, 789250), (500, 763994), (550, 694540), (574, 665500), (605, 631400), (616, 620125), (700, 545710), (770, 496100), (820, 465850), (847, 451000), (875, 436568), (902, 423500), (968, 394625), (1000, 381997), (1025, 372680), (1100, 347270), (1148, 332750), (1210, 315700), (1331, 287000), (1375, 277816), (1400, 272855), (1435, 266200), (1540, 248050), (1640, 232925), (1694, 225500), (1750, 218284), (1804, 211750), (1925, 198440), (2050, 186340), (2200, 173635), (2255, 169400), (2296, 166375), (2420, 157850), (2662, 143500), (2750, 138908), (2870, 133100), (3025, 126280), (3080, 124025), (3157, 121000), (3388, 112750), (3500, 109142), (3608, 105875), (3850, 99220), (4100, 93170), (4235, 90200), (4510, 84700), (4840, 78925), (4961, 77000), (5125, 74536), (5324, 71750), (5500, 69454), (5740, 66550), (6050, 63140), (6314, 60500), (6655, 57400), (6776, 56375), (7000, 54571), (7175, 53240), (7700, 49610), (8200, 46585), (8470, 45100), (9020, 42350), (9317, 41000), (9625, 39688), (9922, 38500), (10250, 37268), (10648, 35875), (11000, 34727), (11275, 33880), (11480, 33275), (12100, 31570), (12628, 30250), (13310, 28700), (14350, 26620), (15125, 25256), (15400, 24805), (15785, 24200), (16940, 22550), (18040, 21175), (18634, 20500), (19250, 19844)]

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