180423880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 520838640

約数和(自身を除く): 340414760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 73, 91, 97, 98, 104, 130, 140, 146, 182, 194, 196, 245, 260, 280, 292, 364, 365, 388, 392, 455, 485, 490, 511, 520, 584, 637, 679, 728, 730, 776, 910, 949, 970, 980, 1022, 1261, 1274, 1358, 1460, 1820, 1898, 1940, 1960, 2044, 2522, 2548, 2555, 2716, 2920, 3185, 3395, 3577, 3640, 3796, 3880, 4088, 4745, 4753, 5044, 5096, 5110, 5432, 6305, 6370, 6643, 6790, 7081, 7154, 7592, 8827, 9490, 9506, 10088, 10220, 12610, 12740, 13286, 13580, 14162, 14308, 17654, 17885, 18980, 19012, 20440, 23765, 25220, 25480, 26572, 27160, 28324, 28616, 33215, 35308, 35405, 35770, 37960, 38024, 44135, 46501, 47530, 49567, 50440, 53144, 56648, 61789, 66430, 70616, 70810, 71540, 88270, 92053, 93002, 95060, 99134, 123578, 132860, 141620, 143080, 176540, 184106, 186004, 190120, 198268, 232505, 247156, 247835, 265720, 283240, 308945, 346969, 353080, 368212, 372008, 396536, 460265, 465010, 494312, 495670, 617890, 644371, 693938, 736424, 920530, 930020, 991340, 1235780, 1288742, 1387876, 1734845, 1841060, 1860040, 1982680, 2471560, 2577484, 2775752, 3221855, 3469690, 3682120, 4510597, 5154968, 6443710, 6939380, 9021194, 12887420, 13878760, 18042388, 22552985, 25774840, 36084776, 45105970, 90211940, 180423880]

約数ペア:

[(1, 180423880), (2, 90211940), (4, 45105970), (5, 36084776), (7, 25774840), (8, 22552985), (10, 18042388), (13, 13878760), (14, 12887420), (20, 9021194), (26, 6939380), (28, 6443710), (35, 5154968), (40, 4510597), (49, 3682120), (52, 3469690), (56, 3221855), (65, 2775752), (70, 2577484), (73, 2471560), (91, 1982680), (97, 1860040), (98, 1841060), (104, 1734845), (130, 1387876), (140, 1288742), (146, 1235780), (182, 991340), (194, 930020), (196, 920530), (245, 736424), (260, 693938), (280, 644371), (292, 617890), (364, 495670), (365, 494312), (388, 465010), (392, 460265), (455, 396536), (485, 372008), (490, 368212), (511, 353080), (520, 346969), (584, 308945), (637, 283240), (679, 265720), (728, 247835), (730, 247156), (776, 232505), (910, 198268), (949, 190120), (970, 186004), (980, 184106), (1022, 176540), (1261, 143080), (1274, 141620), (1358, 132860), (1460, 123578), (1820, 99134), (1898, 95060), (1940, 93002), (1960, 92053), (2044, 88270), (2522, 71540), (2548, 70810), (2555, 70616), (2716, 66430), (2920, 61789), (3185, 56648), (3395, 53144), (3577, 50440), (3640, 49567), (3796, 47530), (3880, 46501), (4088, 44135), (4745, 38024), (4753, 37960), (5044, 35770), (5096, 35405), (5110, 35308), (5432, 33215), (6305, 28616), (6370, 28324), (6643, 27160), (6790, 26572), (7081, 25480), (7154, 25220), (7592, 23765), (8827, 20440), (9490, 19012), (9506, 18980), (10088, 17885), (10220, 17654), (12610, 14308), (12740, 14162), (13286, 13580)]