338492720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3329}}^1$

素因数の和:3414

約数の個数: 80

約数和(自身を含む): 832446720

約数和(自身を除く): 493954000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1240, 1271, 1640, 2480, 2542, 3280, 3329, 5084, 6355, 6658, 10168, 12710, 13316, 16645, 20336, 25420, 26632, 33290, 50840, 53264, 66580, 101680, 103199, 133160, 136489, 206398, 266320, 272978, 412796, 515995, 545956, 682445, 825592, 1031990, 1091912, 1364890, 1651184, 2063980, 2183824, 2729780, 4127960, 4231159, 5459560, 8255920, 8462318, 10919120, 16924636, 21155795, 33849272, 42311590, 67698544, 84623180, 169246360, 338492720]

約数ペア:

[(1, 338492720), (2, 169246360), (4, 84623180), (5, 67698544), (8, 42311590), (10, 33849272), (16, 21155795), (20, 16924636), (31, 10919120), (40, 8462318), (41, 8255920), (62, 5459560), (80, 4231159), (82, 4127960), (124, 2729780), (155, 2183824), (164, 2063980), (205, 1651184), (248, 1364890), (310, 1091912), (328, 1031990), (410, 825592), (496, 682445), (620, 545956), (656, 515995), (820, 412796), (1240, 272978), (1271, 266320), (1640, 206398), (2480, 136489), (2542, 133160), (3280, 103199), (3329, 101680), (5084, 66580), (6355, 53264), (6658, 50840), (10168, 33290), (12710, 26632), (13316, 25420), (16645, 20336)]