405081216

素因数分解:

$2^7\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 256

約数和(自身を含む): 1305600000

約数和(自身を除く): 900518784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 31, 32, 36, 38, 48, 54, 57, 62, 64, 72, 76, 93, 96, 108, 114, 124, 128, 144, 152, 171, 186, 192, 199, 216, 228, 248, 279, 288, 304, 342, 372, 384, 398, 432, 456, 496, 513, 558, 576, 589, 597, 608, 684, 744, 796, 837, 864, 912, 992, 1026, 1116, 1152, 1178, 1194, 1216, 1368, 1488, 1592, 1674, 1728, 1767, 1791, 1824, 1984, 2052, 2232, 2356, 2388, 2432, 2736, 2976, 3184, 3348, 3456, 3534, 3582, 3648, 3781, 3968, 4104, 4464, 4712, 4776, 5301, 5373, 5472, 5952, 6169, 6368, 6696, 7068, 7164, 7296, 7562, 8208, 8928, 9424, 9552, 10602, 10746, 10944, 11343, 11904, 12338, 12736, 13392, 14136, 14328, 15124, 15903, 16416, 17856, 18507, 18848, 19104, 21204, 21492, 21888, 22686, 24676, 25472, 26784, 28272, 28656, 30248, 31806, 32832, 34029, 35712, 37014, 37696, 38208, 42408, 42984, 45372, 49352, 53568, 55521, 56544, 57312, 60496, 63612, 65664, 68058, 74028, 75392, 76416, 84816, 85968, 90744, 98704, 102087, 107136, 111042, 113088, 114624, 117211, 120992, 127224, 136116, 148056, 166563, 169632, 171936, 181488, 197408, 204174, 222084, 226176, 229248, 234422, 241984, 254448, 272232, 296112, 333126, 339264, 343872, 351633, 362976, 394816, 408348, 444168, 468844, 483968, 508896, 544464, 592224, 666252, 678528, 687744, 703266, 725952, 789632, 816696, 888336, 937688, 1017792, 1054899, 1088928, 1184448, 1332504, 1406532, 1451904, 1633392, 1776672, 1875376, 2035584, 2109798, 2177856, 2368896, 2665008, 2813064, 3164697, 3266784, 3553344, 3750752, 4219596, 4355712, 5330016, 5626128, 6329394, 6533568, 7106688, 7501504, 8439192, 10660032, 11252256, 12658788, 13067136, 15003008, 16878384, 21320064, 22504512, 25317576, 33756768, 45009024, 50635152, 67513536, 101270304, 135027072, 202540608, 405081216]

約数ペア:

[(1, 405081216), (2, 202540608), (3, 135027072), (4, 101270304), (6, 67513536), (8, 50635152), (9, 45009024), (12, 33756768), (16, 25317576), (18, 22504512), (19, 21320064), (24, 16878384), (27, 15003008), (31, 13067136), (32, 12658788), (36, 11252256), (38, 10660032), (48, 8439192), (54, 7501504), (57, 7106688), (62, 6533568), (64, 6329394), (72, 5626128), (76, 5330016), (93, 4355712), (96, 4219596), (108, 3750752), (114, 3553344), (124, 3266784), (128, 3164697), (144, 2813064), (152, 2665008), (171, 2368896), (186, 2177856), (192, 2109798), (199, 2035584), (216, 1875376), (228, 1776672), (248, 1633392), (279, 1451904), (288, 1406532), (304, 1332504), (342, 1184448), (372, 1088928), (384, 1054899), (398, 1017792), (432, 937688), (456, 888336), (496, 816696), (513, 789632), (558, 725952), (576, 703266), (589, 687744), (597, 678528), (608, 666252), (684, 592224), (744, 544464), (796, 508896), (837, 483968), (864, 468844), (912, 444168), (992, 408348), (1026, 394816), (1116, 362976), (1152, 351633), (1178, 343872), (1194, 339264), (1216, 333126), (1368, 296112), (1488, 272232), (1592, 254448), (1674, 241984), (1728, 234422), (1767, 229248), (1791, 226176), (1824, 222084), (1984, 204174), (2052, 197408), (2232, 181488), (2356, 171936), (2388, 169632), (2432, 166563), (2736, 148056), (2976, 136116), (3184, 127224), (3348, 120992), (3456, 117211), (3534, 114624), (3582, 113088), (3648, 111042), (3781, 107136), (3968, 102087), (4104, 98704), (4464, 90744), (4712, 85968), (4776, 84816), (5301, 76416), (5373, 75392), (5472, 74028), (5952, 68058), (6169, 65664), (6368, 63612), (6696, 60496), (7068, 57312), (7164, 56544), (7296, 55521), (7562, 53568), (8208, 49352), (8928, 45372), (9424, 42984), (9552, 42408), (10602, 38208), (10746, 37696), (10944, 37014), (11343, 35712), (11904, 34029), (12338, 32832), (12736, 31806), (13392, 30248), (14136, 28656), (14328, 28272), (15124, 26784), (15903, 25472), (16416, 24676), (17856, 22686), (18507, 21888), (18848, 21492), (19104, 21204)]