161839440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:386

約数の個数: 240

約数和(自身を含む): 628138368

約数和(自身を除く): 466298928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 163, 168, 180, 197, 210, 240, 252, 280, 315, 326, 336, 360, 394, 420, 489, 504, 560, 591, 630, 652, 720, 788, 815, 840, 978, 985, 1008, 1141, 1182, 1260, 1304, 1379, 1467, 1576, 1630, 1680, 1773, 1956, 1970, 2282, 2364, 2445, 2520, 2608, 2758, 2934, 2955, 3152, 3260, 3423, 3546, 3912, 3940, 4137, 4564, 4728, 4890, 5040, 5516, 5705, 5868, 5910, 6520, 6846, 6895, 7092, 7335, 7824, 7880, 8274, 8865, 9128, 9456, 9780, 10269, 11032, 11410, 11736, 11820, 12411, 13040, 13692, 13790, 14184, 14670, 15760, 16548, 17115, 17730, 18256, 19560, 20538, 20685, 22064, 22820, 23472, 23640, 24822, 27384, 27580, 28368, 29340, 32111, 33096, 34230, 35460, 39120, 41076, 41370, 45640, 47280, 49644, 51345, 54768, 55160, 58680, 62055, 64222, 66192, 68460, 70920, 82152, 82740, 91280, 96333, 99288, 102690, 110320, 117360, 124110, 128444, 136920, 141840, 160555, 164304, 165480, 192666, 198576, 205380, 224777, 248220, 256888, 273840, 288999, 321110, 330960, 385332, 410760, 449554, 481665, 496440, 513776, 577998, 642220, 674331, 770664, 821520, 899108, 963330, 992880, 1123885, 1155996, 1284440, 1348662, 1444995, 1541328, 1798216, 1926660, 2022993, 2247770, 2311992, 2568880, 2697324, 2889990, 3371655, 3596432, 3853320, 4045986, 4495540, 4623984, 5394648, 5779980, 6743310, 7706640, 8091972, 8991080, 10114965, 10789296, 11559960, 13486620, 16183944, 17982160, 20229930, 23119920, 26973240, 32367888, 40459860, 53946480, 80919720, 161839440]

約数ペア:

[(1, 161839440), (2, 80919720), (3, 53946480), (4, 40459860), (5, 32367888), (6, 26973240), (7, 23119920), (8, 20229930), (9, 17982160), (10, 16183944), (12, 13486620), (14, 11559960), (15, 10789296), (16, 10114965), (18, 8991080), (20, 8091972), (21, 7706640), (24, 6743310), (28, 5779980), (30, 5394648), (35, 4623984), (36, 4495540), (40, 4045986), (42, 3853320), (45, 3596432), (48, 3371655), (56, 2889990), (60, 2697324), (63, 2568880), (70, 2311992), (72, 2247770), (80, 2022993), (84, 1926660), (90, 1798216), (105, 1541328), (112, 1444995), (120, 1348662), (126, 1284440), (140, 1155996), (144, 1123885), (163, 992880), (168, 963330), (180, 899108), (197, 821520), (210, 770664), (240, 674331), (252, 642220), (280, 577998), (315, 513776), (326, 496440), (336, 481665), (360, 449554), (394, 410760), (420, 385332), (489, 330960), (504, 321110), (560, 288999), (591, 273840), (630, 256888), (652, 248220), (720, 224777), (788, 205380), (815, 198576), (840, 192666), (978, 165480), (985, 164304), (1008, 160555), (1141, 141840), (1182, 136920), (1260, 128444), (1304, 124110), (1379, 117360), (1467, 110320), (1576, 102690), (1630, 99288), (1680, 96333), (1773, 91280), (1956, 82740), (1970, 82152), (2282, 70920), (2364, 68460), (2445, 66192), (2520, 64222), (2608, 62055), (2758, 58680), (2934, 55160), (2955, 54768), (3152, 51345), (3260, 49644), (3423, 47280), (3546, 45640), (3912, 41370), (3940, 41076), (4137, 39120), (4564, 35460), (4728, 34230), (4890, 33096), (5040, 32111), (5516, 29340), (5705, 28368), (5868, 27580), (5910, 27384), (6520, 24822), (6846, 23640), (6895, 23472), (7092, 22820), (7335, 22064), (7824, 20685), (7880, 20538), (8274, 19560), (8865, 18256), (9128, 17730), (9456, 17115), (9780, 16548), (10269, 15760), (11032, 14670), (11410, 14184), (11736, 13790), (11820, 13692), (12411, 13040)]