1311906780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:610

約数の個数: 240

約数和(自身を含む): 4333523040

約数和(自身を除く): 3021616260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 43, 45, 54, 60, 74, 81, 86, 90, 108, 111, 129, 135, 148, 162, 172, 180, 185, 215, 222, 258, 270, 324, 333, 370, 387, 405, 430, 444, 509, 516, 540, 555, 645, 666, 740, 774, 810, 860, 999, 1018, 1110, 1161, 1290, 1332, 1527, 1548, 1591, 1620, 1665, 1935, 1998, 2036, 2220, 2322, 2545, 2580, 2997, 3054, 3182, 3330, 3483, 3870, 3996, 4581, 4644, 4773, 4995, 5090, 5805, 5994, 6108, 6364, 6660, 6966, 7635, 7740, 7955, 9162, 9546, 9990, 10180, 11610, 11988, 13743, 13932, 14319, 14985, 15270, 15910, 17415, 18324, 18833, 19092, 19980, 21887, 22905, 23220, 23865, 27486, 28638, 29970, 30540, 31820, 34830, 37666, 41229, 42957, 43774, 45810, 47730, 54972, 56499, 57276, 59940, 65661, 68715, 69660, 71595, 75332, 82458, 85914, 87548, 91620, 94165, 95460, 109435, 112998, 128871, 131322, 137430, 143190, 164916, 169497, 171828, 188330, 196983, 206145, 214785, 218870, 225996, 257742, 262644, 274860, 282495, 286380, 328305, 338994, 376660, 393966, 412290, 429570, 437740, 508491, 515484, 564990, 590949, 644355, 656610, 677988, 787932, 809819, 824580, 847485, 859140, 984915, 1016982, 1129980, 1181898, 1288710, 1313220, 1525473, 1619638, 1694970, 1772847, 1969830, 2033964, 2363796, 2429457, 2542455, 2577420, 2954745, 3050946, 3239276, 3389940, 3545694, 3939660, 4049095, 4858914, 5084910, 5909490, 6101892, 7091388, 7288371, 7627365, 8098190, 8864235, 9717828, 10169820, 11818980, 12147285, 14576742, 15254730, 16196380, 17728470, 21865113, 24294570, 29153484, 30509460, 35456940, 36441855, 43730226, 48589140, 65595339, 72883710, 87460452, 109325565, 131190678, 145767420, 218651130, 262381356, 327976695, 437302260, 655953390, 1311906780]

約数ペア:

[(1, 1311906780), (2, 655953390), (3, 437302260), (4, 327976695), (5, 262381356), (6, 218651130), (9, 145767420), (10, 131190678), (12, 109325565), (15, 87460452), (18, 72883710), (20, 65595339), (27, 48589140), (30, 43730226), (36, 36441855), (37, 35456940), (43, 30509460), (45, 29153484), (54, 24294570), (60, 21865113), (74, 17728470), (81, 16196380), (86, 15254730), (90, 14576742), (108, 12147285), (111, 11818980), (129, 10169820), (135, 9717828), (148, 8864235), (162, 8098190), (172, 7627365), (180, 7288371), (185, 7091388), (215, 6101892), (222, 5909490), (258, 5084910), (270, 4858914), (324, 4049095), (333, 3939660), (370, 3545694), (387, 3389940), (405, 3239276), (430, 3050946), (444, 2954745), (509, 2577420), (516, 2542455), (540, 2429457), (555, 2363796), (645, 2033964), (666, 1969830), (740, 1772847), (774, 1694970), (810, 1619638), (860, 1525473), (999, 1313220), (1018, 1288710), (1110, 1181898), (1161, 1129980), (1290, 1016982), (1332, 984915), (1527, 859140), (1548, 847485), (1591, 824580), (1620, 809819), (1665, 787932), (1935, 677988), (1998, 656610), (2036, 644355), (2220, 590949), (2322, 564990), (2545, 515484), (2580, 508491), (2997, 437740), (3054, 429570), (3182, 412290), (3330, 393966), (3483, 376660), (3870, 338994), (3996, 328305), (4581, 286380), (4644, 282495), (4773, 274860), (4995, 262644), (5090, 257742), (5805, 225996), (5994, 218870), (6108, 214785), (6364, 206145), (6660, 196983), (6966, 188330), (7635, 171828), (7740, 169497), (7955, 164916), (9162, 143190), (9546, 137430), (9990, 131322), (10180, 128871), (11610, 112998), (11988, 109435), (13743, 95460), (13932, 94165), (14319, 91620), (14985, 87548), (15270, 85914), (15910, 82458), (17415, 75332), (18324, 71595), (18833, 69660), (19092, 68715), (19980, 65661), (21887, 59940), (22905, 57276), (23220, 56499), (23865, 54972), (27486, 47730), (28638, 45810), (29970, 43774), (30540, 42957), (31820, 41229), (34830, 37666)]