28908432

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 180

約数和(自身を含む): 100061676

約数和(自身を除く): 71153244

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 49, 51, 56, 63, 68, 72, 84, 98, 102, 112, 119, 126, 136, 144, 147, 153, 168, 196, 204, 238, 241, 252, 272, 294, 306, 336, 357, 392, 408, 441, 476, 482, 504, 588, 612, 714, 723, 784, 816, 833, 882, 952, 964, 1008, 1071, 1176, 1224, 1428, 1446, 1666, 1687, 1764, 1904, 1928, 2142, 2169, 2352, 2448, 2499, 2856, 2892, 3332, 3374, 3528, 3856, 4097, 4284, 4338, 4998, 5061, 5712, 5784, 6664, 6748, 7056, 7497, 8194, 8568, 8676, 9996, 10122, 11568, 11809, 12291, 13328, 13496, 14994, 15183, 16388, 17136, 17352, 19992, 20244, 23618, 24582, 26992, 28679, 29988, 30366, 32776, 34704, 35427, 36873, 39984, 40488, 47236, 49164, 57358, 59976, 60732, 65552, 70854, 73746, 80976, 86037, 94472, 98328, 106281, 114716, 119952, 121464, 141708, 147492, 172074, 188944, 196656, 200753, 212562, 229432, 242928, 258111, 283416, 294984, 344148, 401506, 425124, 458864, 516222, 566832, 589968, 602259, 688296, 803012, 850248, 1032444, 1204518, 1376592, 1606024, 1700496, 1806777, 2064888, 2409036, 3212048, 3613554, 4129776, 4818072, 7227108, 9636144, 14454216, 28908432]

約数ペア:

[(1, 28908432), (2, 14454216), (3, 9636144), (4, 7227108), (6, 4818072), (7, 4129776), (8, 3613554), (9, 3212048), (12, 2409036), (14, 2064888), (16, 1806777), (17, 1700496), (18, 1606024), (21, 1376592), (24, 1204518), (28, 1032444), (34, 850248), (36, 803012), (42, 688296), (48, 602259), (49, 589968), (51, 566832), (56, 516222), (63, 458864), (68, 425124), (72, 401506), (84, 344148), (98, 294984), (102, 283416), (112, 258111), (119, 242928), (126, 229432), (136, 212562), (144, 200753), (147, 196656), (153, 188944), (168, 172074), (196, 147492), (204, 141708), (238, 121464), (241, 119952), (252, 114716), (272, 106281), (294, 98328), (306, 94472), (336, 86037), (357, 80976), (392, 73746), (408, 70854), (441, 65552), (476, 60732), (482, 59976), (504, 57358), (588, 49164), (612, 47236), (714, 40488), (723, 39984), (784, 36873), (816, 35427), (833, 34704), (882, 32776), (952, 30366), (964, 29988), (1008, 28679), (1071, 26992), (1176, 24582), (1224, 23618), (1428, 20244), (1446, 19992), (1666, 17352), (1687, 17136), (1764, 16388), (1904, 15183), (1928, 14994), (2142, 13496), (2169, 13328), (2352, 12291), (2448, 11809), (2499, 11568), (2856, 10122), (2892, 9996), (3332, 8676), (3374, 8568), (3528, 8194), (3856, 7497), (4097, 7056), (4284, 6748), (4338, 6664), (4998, 5784), (5061, 5712)]