390997656

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 216

約数和(自身を含む): 1304323020

約数和(自身を除く): 913325364

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 294, 307, 342, 361, 392, 399, 441, 456, 504, 532, 588, 614, 684, 722, 798, 882, 921, 931, 1064, 1083, 1176, 1197, 1228, 1368, 1444, 1596, 1764, 1842, 1862, 2149, 2166, 2394, 2456, 2527, 2763, 2793, 2888, 3192, 3249, 3528, 3684, 3724, 4298, 4332, 4788, 5054, 5526, 5586, 5833, 6447, 6498, 7368, 7448, 7581, 8379, 8596, 8664, 9576, 10108, 11052, 11172, 11666, 12894, 12996, 15043, 15162, 16758, 17192, 17499, 17689, 19341, 20216, 22104, 22344, 22743, 23332, 25788, 25992, 30086, 30324, 33516, 34998, 35378, 38682, 40831, 45129, 45486, 46664, 51576, 52497, 53067, 60172, 60648, 67032, 69996, 70756, 77364, 81662, 90258, 90972, 104994, 106134, 110827, 120344, 122493, 135387, 139992, 141512, 154728, 159201, 163324, 180516, 181944, 209988, 212268, 221654, 244986, 270774, 285817, 318402, 326648, 332481, 361032, 367479, 419976, 424536, 443308, 489972, 541548, 571634, 636804, 664962, 734958, 775789, 857451, 886616, 979944, 997443, 1083096, 1143268, 1273608, 1329924, 1469916, 1551578, 1714902, 1994886, 2286536, 2327367, 2572353, 2659848, 2939832, 3103156, 3429804, 3989772, 4654734, 5144706, 5430523, 6206312, 6859608, 6982101, 7979544, 9309468, 10289412, 10861046, 13964202, 16291569, 18618936, 20578824, 21722092, 27928404, 32583138, 43444184, 48874707, 55856808, 65166276, 97749414, 130332552, 195498828, 390997656]

約数ペア:

[(1, 390997656), (2, 195498828), (3, 130332552), (4, 97749414), (6, 65166276), (7, 55856808), (8, 48874707), (9, 43444184), (12, 32583138), (14, 27928404), (18, 21722092), (19, 20578824), (21, 18618936), (24, 16291569), (28, 13964202), (36, 10861046), (38, 10289412), (42, 9309468), (49, 7979544), (56, 6982101), (57, 6859608), (63, 6206312), (72, 5430523), (76, 5144706), (84, 4654734), (98, 3989772), (114, 3429804), (126, 3103156), (133, 2939832), (147, 2659848), (152, 2572353), (168, 2327367), (171, 2286536), (196, 1994886), (228, 1714902), (252, 1551578), (266, 1469916), (294, 1329924), (307, 1273608), (342, 1143268), (361, 1083096), (392, 997443), (399, 979944), (441, 886616), (456, 857451), (504, 775789), (532, 734958), (588, 664962), (614, 636804), (684, 571634), (722, 541548), (798, 489972), (882, 443308), (921, 424536), (931, 419976), (1064, 367479), (1083, 361032), (1176, 332481), (1197, 326648), (1228, 318402), (1368, 285817), (1444, 270774), (1596, 244986), (1764, 221654), (1842, 212268), (1862, 209988), (2149, 181944), (2166, 180516), (2394, 163324), (2456, 159201), (2527, 154728), (2763, 141512), (2793, 139992), (2888, 135387), (3192, 122493), (3249, 120344), (3528, 110827), (3684, 106134), (3724, 104994), (4298, 90972), (4332, 90258), (4788, 81662), (5054, 77364), (5526, 70756), (5586, 69996), (5833, 67032), (6447, 60648), (6498, 60172), (7368, 53067), (7448, 52497), (7581, 51576), (8379, 46664), (8596, 45486), (8664, 45129), (9576, 40831), (10108, 38682), (11052, 35378), (11172, 34998), (11666, 33516), (12894, 30324), (12996, 30086), (15043, 25992), (15162, 25788), (16758, 23332), (17192, 22743), (17499, 22344), (17689, 22104), (19341, 20216)]