57497220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 193415040

約数和(自身を除く): 135917820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 409, 426, 495, 639, 660, 710, 781, 818, 852, 990, 1065, 1227, 1278, 1420, 1562, 1636, 1980, 2045, 2130, 2343, 2454, 2556, 3124, 3195, 3681, 3905, 4090, 4260, 4499, 4686, 4908, 6135, 6390, 7029, 7362, 7810, 8180, 8998, 9372, 11715, 12270, 12780, 13497, 14058, 14724, 15620, 17996, 18405, 22495, 23430, 24540, 26994, 28116, 29039, 35145, 36810, 40491, 44990, 46860, 53988, 58078, 67485, 70290, 73620, 80982, 87117, 89980, 116156, 134970, 140580, 145195, 161964, 174234, 202455, 261351, 269940, 290390, 319429, 348468, 404910, 435585, 522702, 580780, 638858, 809820, 871170, 958287, 1045404, 1277716, 1306755, 1597145, 1742340, 1916574, 2613510, 2874861, 3194290, 3833148, 4791435, 5227020, 5749722, 6388580, 9582870, 11499444, 14374305, 19165740, 28748610, 57497220]

約数ペア:

[(1, 57497220), (2, 28748610), (3, 19165740), (4, 14374305), (5, 11499444), (6, 9582870), (9, 6388580), (10, 5749722), (11, 5227020), (12, 4791435), (15, 3833148), (18, 3194290), (20, 2874861), (22, 2613510), (30, 1916574), (33, 1742340), (36, 1597145), (44, 1306755), (45, 1277716), (55, 1045404), (60, 958287), (66, 871170), (71, 809820), (90, 638858), (99, 580780), (110, 522702), (132, 435585), (142, 404910), (165, 348468), (180, 319429), (198, 290390), (213, 269940), (220, 261351), (284, 202455), (330, 174234), (355, 161964), (396, 145195), (409, 140580), (426, 134970), (495, 116156), (639, 89980), (660, 87117), (710, 80982), (781, 73620), (818, 70290), (852, 67485), (990, 58078), (1065, 53988), (1227, 46860), (1278, 44990), (1420, 40491), (1562, 36810), (1636, 35145), (1980, 29039), (2045, 28116), (2130, 26994), (2343, 24540), (2454, 23430), (2556, 22495), (3124, 18405), (3195, 17996), (3681, 15620), (3905, 14724), (4090, 14058), (4260, 13497), (4499, 12780), (4686, 12270), (4908, 11715), (6135, 9372), (6390, 8998), (7029, 8180), (7362, 7810)]