1520572020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:606

約数の個数: 192

約数和(自身を含む): 4800660480

約数和(自身を除く): 3280088460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 131, 132, 165, 172, 215, 220, 258, 262, 330, 393, 409, 430, 473, 516, 524, 645, 655, 660, 786, 818, 860, 946, 1227, 1290, 1310, 1419, 1441, 1572, 1636, 1892, 1965, 2045, 2365, 2454, 2580, 2620, 2838, 2882, 3930, 4090, 4323, 4499, 4730, 4908, 5633, 5676, 5764, 6135, 7095, 7205, 7860, 8180, 8646, 8998, 9460, 11266, 12270, 13497, 14190, 14410, 16899, 17292, 17587, 17996, 21615, 22495, 22532, 24540, 26994, 28165, 28380, 28820, 33798, 35174, 43230, 44990, 52761, 53579, 53988, 56330, 61963, 67485, 67596, 70348, 84495, 86460, 87935, 89980, 105522, 107158, 112660, 123926, 134970, 160737, 168990, 175870, 185889, 193457, 211044, 214316, 247852, 263805, 267895, 269940, 309815, 321474, 337980, 351740, 371778, 386914, 527610, 535790, 580371, 589369, 619630, 642948, 743556, 773828, 803685, 929445, 967285, 1055220, 1071580, 1160742, 1178738, 1239260, 1607370, 1768107, 1858890, 1934570, 2303897, 2321484, 2357476, 2901855, 2946845, 3214740, 3536214, 3717780, 3869140, 4607794, 5803710, 5893690, 6911691, 7072428, 8840535, 9215588, 11519485, 11607420, 11787380, 13823382, 17681070, 23038970, 25342867, 27646764, 34558455, 35362140, 46077940, 50685734, 69116910, 76028601, 101371468, 126714335, 138233820, 152057202, 253428670, 304114404, 380143005, 506857340, 760286010, 1520572020]

約数ペア:

[(1, 1520572020), (2, 760286010), (3, 506857340), (4, 380143005), (5, 304114404), (6, 253428670), (10, 152057202), (11, 138233820), (12, 126714335), (15, 101371468), (20, 76028601), (22, 69116910), (30, 50685734), (33, 46077940), (43, 35362140), (44, 34558455), (55, 27646764), (60, 25342867), (66, 23038970), (86, 17681070), (110, 13823382), (129, 11787380), (131, 11607420), (132, 11519485), (165, 9215588), (172, 8840535), (215, 7072428), (220, 6911691), (258, 5893690), (262, 5803710), (330, 4607794), (393, 3869140), (409, 3717780), (430, 3536214), (473, 3214740), (516, 2946845), (524, 2901855), (645, 2357476), (655, 2321484), (660, 2303897), (786, 1934570), (818, 1858890), (860, 1768107), (946, 1607370), (1227, 1239260), (1290, 1178738), (1310, 1160742), (1419, 1071580), (1441, 1055220), (1572, 967285), (1636, 929445), (1892, 803685), (1965, 773828), (2045, 743556), (2365, 642948), (2454, 619630), (2580, 589369), (2620, 580371), (2838, 535790), (2882, 527610), (3930, 386914), (4090, 371778), (4323, 351740), (4499, 337980), (4730, 321474), (4908, 309815), (5633, 269940), (5676, 267895), (5764, 263805), (6135, 247852), (7095, 214316), (7205, 211044), (7860, 193457), (8180, 185889), (8646, 175870), (8998, 168990), (9460, 160737), (11266, 134970), (12270, 123926), (13497, 112660), (14190, 107158), (14410, 105522), (16899, 89980), (17292, 87935), (17587, 86460), (17996, 84495), (21615, 70348), (22495, 67596), (22532, 67485), (24540, 61963), (26994, 56330), (28165, 53988), (28380, 53579), (28820, 52761), (33798, 44990), (35174, 43230)]