399652992

素因数分解:

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

素因数の和:120

約数の個数: 216

約数和(自身を含む): 1254173895

約数和(自身を除く): 854520903

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, 279, 288, 304, 342, 361, 372, 384, 456, 496, 558, 576, 589, 608, 684, 722, 744, 912, 961, 992, 1083, 1116, 1152, 1178, 1216, 1368, 1444, 1488, 1767, 1824, 1922, 1984, 2166, 2232, 2356, 2432, 2736, 2883, 2888, 2976, 3249, 3534, 3648, 3844, 3968, 4332, 4464, 4712, 5301, 5472, 5766, 5776, 5952, 6498, 7068, 7296, 7688, 8649, 8664, 8928, 9424, 10602, 10944, 11191, 11532, 11552, 11904, 12996, 14136, 15376, 17298, 17328, 17856, 18259, 18848, 21204, 21888, 22382, 23064, 23104, 25992, 28272, 30752, 33573, 34596, 34656, 35712, 36518, 37696, 42408, 44764, 46128, 46208, 51984, 54777, 56544, 61504, 67146, 69192, 69312, 73036, 75392, 84816, 89528, 92256, 100719, 103968, 109554, 113088, 123008, 134292, 138384, 138624, 146072, 164331, 169632, 179056, 184512, 201438, 207936, 219108, 226176, 268584, 276768, 292144, 328662, 339264, 346921, 358112, 369024, 402876, 415872, 438216, 537168, 553536, 584288, 657324, 678528, 693842, 716224, 805752, 876432, 1040763, 1074336, 1107072, 1168576, 1314648, 1387684, 1432448, 1611504, 1752864, 2081526, 2148672, 2337152, 2629296, 2775368, 3122289, 3223008, 3505728, 4163052, 4297344, 5258592, 5550736, 6244578, 6446016, 7011456, 8326104, 10517184, 11101472, 12489156, 12892032, 16652208, 21034368, 22202944, 24978312, 33304416, 44405888, 49956624, 66608832, 99913248, 133217664, 199826496, 399652992]

約数ペア:

[(1, 399652992), (2, 199826496), (3, 133217664), (4, 99913248), (6, 66608832), (8, 49956624), (9, 44405888), (12, 33304416), (16, 24978312), (18, 22202944), (19, 21034368), (24, 16652208), (31, 12892032), (32, 12489156), (36, 11101472), (38, 10517184), (48, 8326104), (57, 7011456), (62, 6446016), (64, 6244578), (72, 5550736), (76, 5258592), (93, 4297344), (96, 4163052), (114, 3505728), (124, 3223008), (128, 3122289), (144, 2775368), (152, 2629296), (171, 2337152), (186, 2148672), (192, 2081526), (228, 1752864), (248, 1611504), (279, 1432448), (288, 1387684), (304, 1314648), (342, 1168576), (361, 1107072), (372, 1074336), (384, 1040763), (456, 876432), (496, 805752), (558, 716224), (576, 693842), (589, 678528), (608, 657324), (684, 584288), (722, 553536), (744, 537168), (912, 438216), (961, 415872), (992, 402876), (1083, 369024), (1116, 358112), (1152, 346921), (1178, 339264), (1216, 328662), (1368, 292144), (1444, 276768), (1488, 268584), (1767, 226176), (1824, 219108), (1922, 207936), (1984, 201438), (2166, 184512), (2232, 179056), (2356, 169632), (2432, 164331), (2736, 146072), (2883, 138624), (2888, 138384), (2976, 134292), (3249, 123008), (3534, 113088), (3648, 109554), (3844, 103968), (3968, 100719), (4332, 92256), (4464, 89528), (4712, 84816), (5301, 75392), (5472, 73036), (5766, 69312), (5776, 69192), (5952, 67146), (6498, 61504), (7068, 56544), (7296, 54777), (7688, 51984), (8649, 46208), (8664, 46128), (8928, 44764), (9424, 42408), (10602, 37696), (10944, 36518), (11191, 35712), (11532, 34656), (11552, 34596), (11904, 33573), (12996, 30752), (14136, 28272), (15376, 25992), (17298, 23104), (17328, 23064), (17856, 22382), (18259, 21888), (18848, 21204)]