311709960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 1129279320

約数和(自身を除く): 817569360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 51, 53, 60, 62, 68, 72, 85, 90, 93, 102, 106, 120, 124, 136, 153, 155, 159, 170, 180, 186, 204, 212, 248, 255, 265, 279, 306, 310, 318, 340, 360, 372, 408, 424, 465, 477, 510, 527, 530, 558, 612, 620, 636, 680, 744, 765, 795, 901, 930, 954, 961, 1020, 1054, 1060, 1116, 1224, 1240, 1272, 1395, 1530, 1581, 1590, 1643, 1802, 1860, 1908, 1922, 2040, 2108, 2120, 2232, 2385, 2635, 2703, 2790, 2883, 3060, 3162, 3180, 3286, 3604, 3720, 3816, 3844, 4216, 4505, 4743, 4770, 4805, 4929, 5270, 5406, 5580, 5766, 6120, 6324, 6360, 6572, 7208, 7688, 7905, 8109, 8215, 8649, 9010, 9486, 9540, 9610, 9858, 10540, 10812, 11160, 11532, 12648, 13144, 13515, 14415, 14787, 15810, 16218, 16337, 16430, 17298, 18020, 18972, 19080, 19220, 19716, 21080, 21624, 23064, 23715, 24645, 27030, 27931, 28830, 29574, 31620, 32436, 32674, 32860, 34596, 36040, 37944, 38440, 39432, 40545, 43245, 47430, 49011, 49290, 50933, 54060, 55862, 57660, 59148, 63240, 64872, 65348, 65720, 69192, 73935, 81090, 81685, 83793, 86490, 94860, 98022, 98580, 101866, 108120, 111724, 115320, 118296, 130696, 139655, 147033, 147870, 152799, 162180, 163370, 167586, 172980, 189720, 196044, 197160, 203732, 223448, 245055, 251379, 254665, 279310, 294066, 295740, 305598, 324360, 326740, 335172, 345960, 392088, 407464, 418965, 458397, 490110, 502758, 509330, 558620, 588132, 591480, 611196, 653480, 670344, 735165, 763995, 837930, 865861, 916794, 980220, 1005516, 1018660, 1117240, 1176264, 1222392, 1256895, 1470330, 1527990, 1675860, 1731722, 1833588, 1960440, 2011032, 2037320, 2291985, 2513790, 2597583, 2940660, 3055980, 3351720, 3463444, 3667176, 4329305, 4583970, 5027580, 5195166, 5881320, 6111960, 6926888, 7792749, 8658610, 9167940, 10055160, 10390332, 12987915, 15585498, 17317220, 18335880, 20780664, 25975830, 31170996, 34634440, 38963745, 51951660, 62341992, 77927490, 103903320, 155854980, 311709960]

約数ペア:

[(1, 311709960), (2, 155854980), (3, 103903320), (4, 77927490), (5, 62341992), (6, 51951660), (8, 38963745), (9, 34634440), (10, 31170996), (12, 25975830), (15, 20780664), (17, 18335880), (18, 17317220), (20, 15585498), (24, 12987915), (30, 10390332), (31, 10055160), (34, 9167940), (36, 8658610), (40, 7792749), (45, 6926888), (51, 6111960), (53, 5881320), (60, 5195166), (62, 5027580), (68, 4583970), (72, 4329305), (85, 3667176), (90, 3463444), (93, 3351720), (102, 3055980), (106, 2940660), (120, 2597583), (124, 2513790), (136, 2291985), (153, 2037320), (155, 2011032), (159, 1960440), (170, 1833588), (180, 1731722), (186, 1675860), (204, 1527990), (212, 1470330), (248, 1256895), (255, 1222392), (265, 1176264), (279, 1117240), (306, 1018660), (310, 1005516), (318, 980220), (340, 916794), (360, 865861), (372, 837930), (408, 763995), (424, 735165), (465, 670344), (477, 653480), (510, 611196), (527, 591480), (530, 588132), (558, 558620), (612, 509330), (620, 502758), (636, 490110), (680, 458397), (744, 418965), (765, 407464), (795, 392088), (901, 345960), (930, 335172), (954, 326740), (961, 324360), (1020, 305598), (1054, 295740), (1060, 294066), (1116, 279310), (1224, 254665), (1240, 251379), (1272, 245055), (1395, 223448), (1530, 203732), (1581, 197160), (1590, 196044), (1643, 189720), (1802, 172980), (1860, 167586), (1908, 163370), (1922, 162180), (2040, 152799), (2108, 147870), (2120, 147033), (2232, 139655), (2385, 130696), (2635, 118296), (2703, 115320), (2790, 111724), (2883, 108120), (3060, 101866), (3162, 98580), (3180, 98022), (3286, 94860), (3604, 86490), (3720, 83793), (3816, 81685), (3844, 81090), (4216, 73935), (4505, 69192), (4743, 65720), (4770, 65348), (4805, 64872), (4929, 63240), (5270, 59148), (5406, 57660), (5580, 55862), (5766, 54060), (6120, 50933), (6324, 49290), (6360, 49011), (6572, 47430), (7208, 43245), (7688, 40545), (7905, 39432), (8109, 38440), (8215, 37944), (8649, 36040), (9010, 34596), (9486, 32860), (9540, 32674), (9610, 32436), (9858, 31620), (10540, 29574), (10812, 28830), (11160, 27931), (11532, 27030), (12648, 24645), (13144, 23715), (13515, 23064), (14415, 21624), (14787, 21080), (15810, 19716), (16218, 19220), (16337, 19080), (16430, 18972), (17298, 18020)]