720349728

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:431

約数の個数: 192

約数和(自身を含む): 2255339520

約数和(自身を除く): 1534989792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 151, 168, 186, 217, 224, 229, 248, 302, 336, 372, 434, 453, 458, 496, 604, 651, 672, 687, 744, 868, 906, 916, 992, 1057, 1208, 1302, 1374, 1488, 1603, 1736, 1812, 1832, 2114, 2416, 2604, 2748, 2976, 3171, 3206, 3472, 3624, 3664, 4228, 4681, 4809, 4832, 5208, 5496, 6342, 6412, 6944, 7099, 7248, 7328, 8456, 9362, 9618, 10416, 10992, 12684, 12824, 14043, 14198, 14496, 16912, 18724, 19236, 20832, 21297, 21984, 25368, 25648, 28086, 28396, 32767, 33824, 34579, 37448, 38472, 42594, 49693, 50736, 51296, 56172, 56792, 65534, 69158, 74896, 76944, 85188, 98301, 99386, 101472, 103737, 112344, 113584, 131068, 138316, 149079, 149792, 153888, 170376, 196602, 198772, 207474, 224688, 227168, 242053, 262136, 276632, 298158, 340752, 393204, 397544, 414948, 449376, 484106, 524272, 553264, 596316, 681504, 726159, 786408, 795088, 829896, 968212, 1048544, 1071949, 1106528, 1192632, 1452318, 1572816, 1590176, 1659792, 1936424, 2143898, 2385264, 2904636, 3145632, 3215847, 3319584, 3872848, 4287796, 4770528, 5809272, 6431694, 7503643, 7745696, 8575592, 11618544, 12863388, 15007286, 17151184, 22510929, 23237088, 25726776, 30014572, 34302368, 45021858, 51453552, 60029144, 90043716, 102907104, 120058288, 180087432, 240116576, 360174864, 720349728]

約数ペア:

[(1, 720349728), (2, 360174864), (3, 240116576), (4, 180087432), (6, 120058288), (7, 102907104), (8, 90043716), (12, 60029144), (14, 51453552), (16, 45021858), (21, 34302368), (24, 30014572), (28, 25726776), (31, 23237088), (32, 22510929), (42, 17151184), (48, 15007286), (56, 12863388), (62, 11618544), (84, 8575592), (93, 7745696), (96, 7503643), (112, 6431694), (124, 5809272), (151, 4770528), (168, 4287796), (186, 3872848), (217, 3319584), (224, 3215847), (229, 3145632), (248, 2904636), (302, 2385264), (336, 2143898), (372, 1936424), (434, 1659792), (453, 1590176), (458, 1572816), (496, 1452318), (604, 1192632), (651, 1106528), (672, 1071949), (687, 1048544), (744, 968212), (868, 829896), (906, 795088), (916, 786408), (992, 726159), (1057, 681504), (1208, 596316), (1302, 553264), (1374, 524272), (1488, 484106), (1603, 449376), (1736, 414948), (1812, 397544), (1832, 393204), (2114, 340752), (2416, 298158), (2604, 276632), (2748, 262136), (2976, 242053), (3171, 227168), (3206, 224688), (3472, 207474), (3624, 198772), (3664, 196602), (4228, 170376), (4681, 153888), (4809, 149792), (4832, 149079), (5208, 138316), (5496, 131068), (6342, 113584), (6412, 112344), (6944, 103737), (7099, 101472), (7248, 99386), (7328, 98301), (8456, 85188), (9362, 76944), (9618, 74896), (10416, 69158), (10992, 65534), (12684, 56792), (12824, 56172), (14043, 51296), (14198, 50736), (14496, 49693), (16912, 42594), (18724, 38472), (19236, 37448), (20832, 34579), (21297, 33824), (21984, 32767), (25368, 28396), (25648, 28086)]