78118740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:567

約数の個数: 216

約数和(自身を含む): 292422312

約数和(自身を除く): 214303572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 49, 51, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 119, 126, 140, 147, 153, 170, 180, 196, 204, 210, 238, 245, 252, 255, 294, 306, 315, 340, 357, 420, 441, 476, 490, 510, 521, 588, 595, 612, 630, 714, 735, 765, 833, 882, 980, 1020, 1042, 1071, 1190, 1260, 1428, 1470, 1530, 1563, 1666, 1764, 1785, 2084, 2142, 2205, 2380, 2499, 2605, 2940, 3060, 3126, 3332, 3570, 3647, 4165, 4284, 4410, 4689, 4998, 5210, 5355, 6252, 7140, 7294, 7497, 7815, 8330, 8820, 8857, 9378, 9996, 10420, 10710, 10941, 12495, 14588, 14994, 15630, 16660, 17714, 18235, 18756, 21420, 21882, 23445, 24990, 25529, 26571, 29988, 31260, 32823, 35428, 36470, 37485, 43764, 44285, 46890, 49980, 51058, 53142, 54705, 61999, 65646, 72940, 74970, 76587, 79713, 88570, 93780, 102116, 106284, 109410, 123998, 127645, 131292, 132855, 149940, 153174, 159426, 164115, 177140, 185997, 218820, 229761, 247996, 255290, 265710, 306348, 309995, 318852, 328230, 371994, 382935, 398565, 433993, 459522, 510580, 531420, 557991, 619990, 656460, 743988, 765870, 797130, 867986, 919044, 929985, 1115982, 1148805, 1239980, 1301979, 1531740, 1594260, 1735972, 1859970, 2169965, 2231964, 2297610, 2603958, 2789955, 3719940, 3905937, 4339930, 4595220, 5207916, 5579910, 6509895, 7811874, 8679860, 11159820, 13019790, 15623748, 19529685, 26039580, 39059370, 78118740]

約数ペア:

[(1, 78118740), (2, 39059370), (3, 26039580), (4, 19529685), (5, 15623748), (6, 13019790), (7, 11159820), (9, 8679860), (10, 7811874), (12, 6509895), (14, 5579910), (15, 5207916), (17, 4595220), (18, 4339930), (20, 3905937), (21, 3719940), (28, 2789955), (30, 2603958), (34, 2297610), (35, 2231964), (36, 2169965), (42, 1859970), (45, 1735972), (49, 1594260), (51, 1531740), (60, 1301979), (63, 1239980), (68, 1148805), (70, 1115982), (84, 929985), (85, 919044), (90, 867986), (98, 797130), (102, 765870), (105, 743988), (119, 656460), (126, 619990), (140, 557991), (147, 531420), (153, 510580), (170, 459522), (180, 433993), (196, 398565), (204, 382935), (210, 371994), (238, 328230), (245, 318852), (252, 309995), (255, 306348), (294, 265710), (306, 255290), (315, 247996), (340, 229761), (357, 218820), (420, 185997), (441, 177140), (476, 164115), (490, 159426), (510, 153174), (521, 149940), (588, 132855), (595, 131292), (612, 127645), (630, 123998), (714, 109410), (735, 106284), (765, 102116), (833, 93780), (882, 88570), (980, 79713), (1020, 76587), (1042, 74970), (1071, 72940), (1190, 65646), (1260, 61999), (1428, 54705), (1470, 53142), (1530, 51058), (1563, 49980), (1666, 46890), (1764, 44285), (1785, 43764), (2084, 37485), (2142, 36470), (2205, 35428), (2380, 32823), (2499, 31260), (2605, 29988), (2940, 26571), (3060, 25529), (3126, 24990), (3332, 23445), (3570, 21882), (3647, 21420), (4165, 18756), (4284, 18235), (4410, 17714), (4689, 16660), (4998, 15630), (5210, 14994), (5355, 14588), (6252, 12495), (7140, 10941), (7294, 10710), (7497, 10420), (7815, 9996), (8330, 9378), (8820, 8857)]