668801016

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:291

約数の個数: 256

約数和(自身を含む): 2128896000

約数和(自身を除く): 1460094984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 29, 36, 39, 43, 52, 54, 58, 72, 78, 86, 87, 104, 108, 116, 117, 129, 156, 172, 174, 191, 216, 232, 234, 258, 261, 312, 344, 348, 351, 377, 382, 387, 468, 516, 522, 559, 573, 696, 702, 754, 764, 774, 783, 936, 1032, 1044, 1118, 1131, 1146, 1161, 1247, 1404, 1508, 1528, 1548, 1566, 1677, 1719, 2088, 2236, 2262, 2292, 2322, 2483, 2494, 2808, 3016, 3096, 3132, 3354, 3393, 3438, 3741, 4472, 4524, 4584, 4644, 4966, 4988, 5031, 5157, 5539, 6264, 6708, 6786, 6876, 7449, 7482, 8213, 9048, 9288, 9932, 9976, 10062, 10179, 10314, 11078, 11223, 13416, 13572, 13752, 14898, 14964, 15093, 16211, 16426, 16617, 19864, 20124, 20358, 20628, 22156, 22347, 22446, 24639, 27144, 29796, 29928, 30186, 32422, 32852, 33234, 33669, 40248, 40716, 41256, 44312, 44694, 44892, 48633, 49278, 49851, 59592, 60372, 64844, 65704, 66468, 67041, 67338, 72007, 73917, 81432, 89388, 89784, 97266, 98556, 99702, 106769, 120744, 129688, 132936, 134082, 134676, 144014, 145899, 147834, 149553, 178776, 194532, 197112, 199404, 213538, 216021, 221751, 238177, 268164, 269352, 288028, 291798, 295668, 299106, 320307, 389064, 398808, 427076, 432042, 437697, 443502, 476354, 536328, 576056, 583596, 591336, 598212, 640614, 648063, 714531, 854152, 864084, 875394, 887004, 952708, 960921, 1167192, 1196424, 1281228, 1296126, 1429062, 1728168, 1750788, 1774008, 1905416, 1921842, 1944189, 2143593, 2562456, 2592252, 2858124, 2882763, 3096301, 3501576, 3843684, 3888378, 4287186, 5184504, 5716248, 5765526, 6192602, 6430779, 7687368, 7776756, 8574372, 9288903, 11531052, 12385204, 12861558, 15553512, 17148744, 18577806, 23062104, 24770408, 25723116, 27866709, 37155612, 51446232, 55733418, 74311224, 83600127, 111466836, 167200254, 222933672, 334400508, 668801016]

約数ペア:

[(1, 668801016), (2, 334400508), (3, 222933672), (4, 167200254), (6, 111466836), (8, 83600127), (9, 74311224), (12, 55733418), (13, 51446232), (18, 37155612), (24, 27866709), (26, 25723116), (27, 24770408), (29, 23062104), (36, 18577806), (39, 17148744), (43, 15553512), (52, 12861558), (54, 12385204), (58, 11531052), (72, 9288903), (78, 8574372), (86, 7776756), (87, 7687368), (104, 6430779), (108, 6192602), (116, 5765526), (117, 5716248), (129, 5184504), (156, 4287186), (172, 3888378), (174, 3843684), (191, 3501576), (216, 3096301), (232, 2882763), (234, 2858124), (258, 2592252), (261, 2562456), (312, 2143593), (344, 1944189), (348, 1921842), (351, 1905416), (377, 1774008), (382, 1750788), (387, 1728168), (468, 1429062), (516, 1296126), (522, 1281228), (559, 1196424), (573, 1167192), (696, 960921), (702, 952708), (754, 887004), (764, 875394), (774, 864084), (783, 854152), (936, 714531), (1032, 648063), (1044, 640614), (1118, 598212), (1131, 591336), (1146, 583596), (1161, 576056), (1247, 536328), (1404, 476354), (1508, 443502), (1528, 437697), (1548, 432042), (1566, 427076), (1677, 398808), (1719, 389064), (2088, 320307), (2236, 299106), (2262, 295668), (2292, 291798), (2322, 288028), (2483, 269352), (2494, 268164), (2808, 238177), (3016, 221751), (3096, 216021), (3132, 213538), (3354, 199404), (3393, 197112), (3438, 194532), (3741, 178776), (4472, 149553), (4524, 147834), (4584, 145899), (4644, 144014), (4966, 134676), (4988, 134082), (5031, 132936), (5157, 129688), (5539, 120744), (6264, 106769), (6708, 99702), (6786, 98556), (6876, 97266), (7449, 89784), (7482, 89388), (8213, 81432), (9048, 73917), (9288, 72007), (9932, 67338), (9976, 67041), (10062, 66468), (10179, 65704), (10314, 64844), (11078, 60372), (11223, 59592), (13416, 49851), (13572, 49278), (13752, 48633), (14898, 44892), (14964, 44694), (15093, 44312), (16211, 41256), (16426, 40716), (16617, 40248), (19864, 33669), (20124, 33234), (20358, 32852), (20628, 32422), (22156, 30186), (22347, 29928), (22446, 29796), (24639, 27144)]