290220896

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 144

約数和(自身を含む): 715097376

約数和(自身を除く): 424876480

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 74, 76, 97, 112, 133, 148, 152, 194, 224, 259, 266, 296, 304, 361, 388, 518, 532, 592, 608, 679, 703, 722, 776, 1036, 1064, 1184, 1358, 1406, 1444, 1552, 1843, 2072, 2128, 2527, 2716, 2812, 2888, 3104, 3589, 3686, 4144, 4256, 4921, 5054, 5432, 5624, 5776, 7178, 7372, 8288, 9842, 10108, 10864, 11248, 11552, 12901, 13357, 14356, 14744, 19684, 20216, 21728, 22496, 25123, 25802, 26714, 28712, 29488, 35017, 39368, 40432, 50246, 51604, 53428, 57424, 58976, 68191, 70034, 78736, 80864, 93499, 100492, 103208, 106856, 114848, 136382, 140068, 157472, 186998, 200984, 206416, 213712, 245119, 272764, 280136, 373996, 401968, 412832, 427424, 477337, 490238, 545528, 560272, 747992, 803936, 954674, 980476, 1091056, 1120544, 1295629, 1495984, 1909348, 1960952, 2182112, 2591258, 2991968, 3818696, 3921904, 5182516, 7637392, 7843808, 9069403, 10365032, 15274784, 18138806, 20730064, 36277612, 41460128, 72555224, 145110448, 290220896]

約数ペア:

[(1, 290220896), (2, 145110448), (4, 72555224), (7, 41460128), (8, 36277612), (14, 20730064), (16, 18138806), (19, 15274784), (28, 10365032), (32, 9069403), (37, 7843808), (38, 7637392), (56, 5182516), (74, 3921904), (76, 3818696), (97, 2991968), (112, 2591258), (133, 2182112), (148, 1960952), (152, 1909348), (194, 1495984), (224, 1295629), (259, 1120544), (266, 1091056), (296, 980476), (304, 954674), (361, 803936), (388, 747992), (518, 560272), (532, 545528), (592, 490238), (608, 477337), (679, 427424), (703, 412832), (722, 401968), (776, 373996), (1036, 280136), (1064, 272764), (1184, 245119), (1358, 213712), (1406, 206416), (1444, 200984), (1552, 186998), (1843, 157472), (2072, 140068), (2128, 136382), (2527, 114848), (2716, 106856), (2812, 103208), (2888, 100492), (3104, 93499), (3589, 80864), (3686, 78736), (4144, 70034), (4256, 68191), (4921, 58976), (5054, 57424), (5432, 53428), (5624, 51604), (5776, 50246), (7178, 40432), (7372, 39368), (8288, 35017), (9842, 29488), (10108, 28712), (10864, 26714), (11248, 25802), (11552, 25123), (12901, 22496), (13357, 21728), (14356, 20216), (14744, 19684)]