428775984

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{839}}^1$

素因数の和:889

約数の個数: 240

約数和(自身を含む): 1524902400

約数和(自身を除く): 1096126416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 112, 117, 126, 144, 156, 168, 169, 182, 189, 208, 216, 234, 252, 273, 312, 336, 338, 351, 364, 378, 432, 468, 504, 507, 546, 624, 676, 702, 728, 756, 819, 839, 936, 1008, 1014, 1092, 1183, 1352, 1404, 1456, 1512, 1521, 1638, 1678, 1872, 2028, 2184, 2366, 2457, 2517, 2704, 2808, 3024, 3042, 3276, 3356, 3549, 4056, 4368, 4563, 4732, 4914, 5034, 5616, 5873, 6084, 6552, 6712, 7098, 7551, 8112, 9126, 9464, 9828, 10068, 10647, 10907, 11746, 12168, 13104, 13424, 14196, 15102, 17619, 18252, 18928, 19656, 20136, 21294, 21814, 22653, 23492, 24336, 28392, 30204, 31941, 32721, 35238, 36504, 39312, 40272, 42588, 43628, 45306, 46984, 52857, 56784, 60408, 63882, 65442, 70476, 73008, 76349, 85176, 87256, 90612, 93968, 98163, 105714, 120816, 127764, 130884, 140952, 141791, 152698, 158571, 170352, 174512, 181224, 196326, 211428, 229047, 255528, 261768, 281904, 283582, 294489, 305396, 317142, 362448, 392652, 422856, 425373, 458094, 511056, 523536, 567164, 588978, 610792, 634284, 687141, 785304, 845712, 850746, 916188, 992537, 1134328, 1177956, 1221584, 1268568, 1276119, 1374282, 1570608, 1701492, 1832376, 1985074, 2061423, 2268656, 2355912, 2537136, 2552238, 2748564, 2977611, 3402984, 3664752, 3828357, 3970148, 4122846, 4711824, 5104476, 5497128, 5955222, 6805968, 7656714, 7940296, 8245692, 8932833, 10208952, 10994256, 11910444, 15313428, 15880592, 16491384, 17865666, 20417904, 23820888, 26798499, 30626856, 32982768, 35731332, 47641776, 53596998, 61253712, 71462664, 107193996, 142925328, 214387992, 428775984]

約数ペア:

[(1, 428775984), (2, 214387992), (3, 142925328), (4, 107193996), (6, 71462664), (7, 61253712), (8, 53596998), (9, 47641776), (12, 35731332), (13, 32982768), (14, 30626856), (16, 26798499), (18, 23820888), (21, 20417904), (24, 17865666), (26, 16491384), (27, 15880592), (28, 15313428), (36, 11910444), (39, 10994256), (42, 10208952), (48, 8932833), (52, 8245692), (54, 7940296), (56, 7656714), (63, 6805968), (72, 5955222), (78, 5497128), (84, 5104476), (91, 4711824), (104, 4122846), (108, 3970148), (112, 3828357), (117, 3664752), (126, 3402984), (144, 2977611), (156, 2748564), (168, 2552238), (169, 2537136), (182, 2355912), (189, 2268656), (208, 2061423), (216, 1985074), (234, 1832376), (252, 1701492), (273, 1570608), (312, 1374282), (336, 1276119), (338, 1268568), (351, 1221584), (364, 1177956), (378, 1134328), (432, 992537), (468, 916188), (504, 850746), (507, 845712), (546, 785304), (624, 687141), (676, 634284), (702, 610792), (728, 588978), (756, 567164), (819, 523536), (839, 511056), (936, 458094), (1008, 425373), (1014, 422856), (1092, 392652), (1183, 362448), (1352, 317142), (1404, 305396), (1456, 294489), (1512, 283582), (1521, 281904), (1638, 261768), (1678, 255528), (1872, 229047), (2028, 211428), (2184, 196326), (2366, 181224), (2457, 174512), (2517, 170352), (2704, 158571), (2808, 152698), (3024, 141791), (3042, 140952), (3276, 130884), (3356, 127764), (3549, 120816), (4056, 105714), (4368, 98163), (4563, 93968), (4732, 90612), (4914, 87256), (5034, 85176), (5616, 76349), (5873, 73008), (6084, 70476), (6552, 65442), (6712, 63882), (7098, 60408), (7551, 56784), (8112, 52857), (9126, 46984), (9464, 45306), (9828, 43628), (10068, 42588), (10647, 40272), (10907, 39312), (11746, 36504), (12168, 35238), (13104, 32721), (13424, 31941), (14196, 30204), (15102, 28392), (17619, 24336), (18252, 23492), (18928, 22653), (19656, 21814), (20136, 21294)]