489897216

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^3\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 216

約数和(自身を含む): 1539050240

約数和(自身を除く): 1049153024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 64, 72, 76, 93, 96, 114, 124, 128, 144, 152, 171, 186, 192, 228, 248, 256, 279, 288, 304, 342, 361, 372, 384, 456, 496, 558, 576, 589, 608, 684, 722, 744, 768, 912, 992, 1083, 1116, 1152, 1178, 1216, 1368, 1444, 1488, 1767, 1824, 1984, 2166, 2232, 2304, 2356, 2432, 2736, 2888, 2976, 3249, 3534, 3648, 3968, 4332, 4464, 4712, 4864, 5301, 5472, 5776, 5952, 6498, 6859, 7068, 7296, 7936, 8664, 8928, 9424, 10602, 10944, 11191, 11552, 11904, 12996, 13718, 14136, 14592, 17328, 17856, 18848, 20577, 21204, 21888, 22382, 23104, 23808, 25992, 27436, 28272, 33573, 34656, 35712, 37696, 41154, 42408, 43776, 44764, 46208, 51984, 54872, 56544, 61731, 67146, 69312, 71424, 75392, 82308, 84816, 89528, 92416, 100719, 103968, 109744, 113088, 123462, 134292, 138624, 150784, 164616, 169632, 179056, 201438, 207936, 212629, 219488, 226176, 246924, 268584, 277248, 329232, 339264, 358112, 402876, 415872, 425258, 438976, 452352, 493848, 537168, 637887, 658464, 678528, 716224, 805752, 831744, 850516, 877952, 987696, 1074336, 1275774, 1316928, 1357056, 1432448, 1611504, 1701032, 1755904, 1913661, 1975392, 2148672, 2551548, 2633856, 2864896, 3223008, 3402064, 3827322, 3950784, 4297344, 5103096, 5267712, 6446016, 6804128, 7654644, 7901568, 8594688, 10206192, 12892032, 13608256, 15309288, 15803136, 20412384, 25784064, 27216512, 30618576, 40824768, 54433024, 61237152, 81649536, 122474304, 163299072, 244948608, 489897216]

約数ペア:

[(1, 489897216), (2, 244948608), (3, 163299072), (4, 122474304), (6, 81649536), (8, 61237152), (9, 54433024), (12, 40824768), (16, 30618576), (18, 27216512), (19, 25784064), (24, 20412384), (31, 15803136), (32, 15309288), (36, 13608256), (38, 12892032), (48, 10206192), (57, 8594688), (62, 7901568), (64, 7654644), (72, 6804128), (76, 6446016), (93, 5267712), (96, 5103096), (114, 4297344), (124, 3950784), (128, 3827322), (144, 3402064), (152, 3223008), (171, 2864896), (186, 2633856), (192, 2551548), (228, 2148672), (248, 1975392), (256, 1913661), (279, 1755904), (288, 1701032), (304, 1611504), (342, 1432448), (361, 1357056), (372, 1316928), (384, 1275774), (456, 1074336), (496, 987696), (558, 877952), (576, 850516), (589, 831744), (608, 805752), (684, 716224), (722, 678528), (744, 658464), (768, 637887), (912, 537168), (992, 493848), (1083, 452352), (1116, 438976), (1152, 425258), (1178, 415872), (1216, 402876), (1368, 358112), (1444, 339264), (1488, 329232), (1767, 277248), (1824, 268584), (1984, 246924), (2166, 226176), (2232, 219488), (2304, 212629), (2356, 207936), (2432, 201438), (2736, 179056), (2888, 169632), (2976, 164616), (3249, 150784), (3534, 138624), (3648, 134292), (3968, 123462), (4332, 113088), (4464, 109744), (4712, 103968), (4864, 100719), (5301, 92416), (5472, 89528), (5776, 84816), (5952, 82308), (6498, 75392), (6859, 71424), (7068, 69312), (7296, 67146), (7936, 61731), (8664, 56544), (8928, 54872), (9424, 51984), (10602, 46208), (10944, 44764), (11191, 43776), (11552, 42408), (11904, 41154), (12996, 37696), (13718, 35712), (14136, 34656), (14592, 33573), (17328, 28272), (17856, 27436), (18848, 25992), (20577, 23808), (21204, 23104), (21888, 22382)]