291335520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2797}}^1$

素因数の和:2853

約数の個数: 192

約数和(自身を含む): 1083027456

約数和(自身を除く): 791691936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 992, 1085, 1120, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2797, 2976, 3255, 3360, 3472, 3720, 4340, 4960, 5208, 5594, 6510, 6944, 7440, 8391, 8680, 10416, 11188, 13020, 13985, 14880, 16782, 17360, 19579, 20832, 22376, 26040, 27970, 33564, 34720, 39158, 41955, 44752, 52080, 55940, 58737, 67128, 78316, 83910, 86707, 89504, 97895, 104160, 111880, 117474, 134256, 156632, 167820, 173414, 195790, 223760, 234948, 260121, 268512, 293685, 313264, 335640, 346828, 391580, 433535, 447520, 469896, 520242, 587370, 606949, 626528, 671280, 693656, 783160, 867070, 939792, 1040484, 1174740, 1213898, 1300605, 1342560, 1387312, 1566320, 1734140, 1820847, 1879584, 2080968, 2349480, 2427796, 2601210, 2774624, 3034745, 3132640, 3468280, 3641694, 4161936, 4698960, 4855592, 5202420, 6069490, 6936560, 7283388, 8323872, 9104235, 9397920, 9711184, 10404840, 12138980, 13873120, 14566776, 18208470, 19422368, 20809680, 24277960, 29133552, 36416940, 41619360, 48555920, 58267104, 72833880, 97111840, 145667760, 291335520]

約数ペア:

[(1, 291335520), (2, 145667760), (3, 97111840), (4, 72833880), (5, 58267104), (6, 48555920), (7, 41619360), (8, 36416940), (10, 29133552), (12, 24277960), (14, 20809680), (15, 19422368), (16, 18208470), (20, 14566776), (21, 13873120), (24, 12138980), (28, 10404840), (30, 9711184), (31, 9397920), (32, 9104235), (35, 8323872), (40, 7283388), (42, 6936560), (48, 6069490), (56, 5202420), (60, 4855592), (62, 4698960), (70, 4161936), (80, 3641694), (84, 3468280), (93, 3132640), (96, 3034745), (105, 2774624), (112, 2601210), (120, 2427796), (124, 2349480), (140, 2080968), (155, 1879584), (160, 1820847), (168, 1734140), (186, 1566320), (210, 1387312), (217, 1342560), (224, 1300605), (240, 1213898), (248, 1174740), (280, 1040484), (310, 939792), (336, 867070), (372, 783160), (420, 693656), (434, 671280), (465, 626528), (480, 606949), (496, 587370), (560, 520242), (620, 469896), (651, 447520), (672, 433535), (744, 391580), (840, 346828), (868, 335640), (930, 313264), (992, 293685), (1085, 268512), (1120, 260121), (1240, 234948), (1302, 223760), (1488, 195790), (1680, 173414), (1736, 167820), (1860, 156632), (2170, 134256), (2480, 117474), (2604, 111880), (2797, 104160), (2976, 97895), (3255, 89504), (3360, 86707), (3472, 83910), (3720, 78316), (4340, 67128), (4960, 58737), (5208, 55940), (5594, 52080), (6510, 44752), (6944, 41955), (7440, 39158), (8391, 34720), (8680, 33564), (10416, 27970), (11188, 26040), (13020, 22376), (13985, 20832), (14880, 19579), (16782, 17360)]