642967488

素因数分解:

$2^6\times 3^2\times {\mathrm{499}}^1\times {\mathrm{2237}}^1$

素因数の和:2754

約数の個数: 84

約数和(自身を含む): 1847469000

約数和(自身を除く): 1204501512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 499, 576, 998, 1497, 1996, 2237, 2994, 3992, 4474, 4491, 5988, 6711, 7984, 8948, 8982, 11976, 13422, 15968, 17896, 17964, 20133, 23952, 26844, 31936, 35792, 35928, 40266, 47904, 53688, 71584, 71856, 80532, 95808, 107376, 143168, 143712, 161064, 214752, 287424, 322128, 429504, 644256, 1116263, 1288512, 2232526, 3348789, 4465052, 6697578, 8930104, 10046367, 13395156, 17860208, 20092734, 26790312, 35720416, 40185468, 53580624, 71440832, 80370936, 107161248, 160741872, 214322496, 321483744, 642967488]

約数ペア:

[(1, 642967488), (2, 321483744), (3, 214322496), (4, 160741872), (6, 107161248), (8, 80370936), (9, 71440832), (12, 53580624), (16, 40185468), (18, 35720416), (24, 26790312), (32, 20092734), (36, 17860208), (48, 13395156), (64, 10046367), (72, 8930104), (96, 6697578), (144, 4465052), (192, 3348789), (288, 2232526), (499, 1288512), (576, 1116263), (998, 644256), (1497, 429504), (1996, 322128), (2237, 287424), (2994, 214752), (3992, 161064), (4474, 143712), (4491, 143168), (5988, 107376), (6711, 95808), (7984, 80532), (8948, 71856), (8982, 71584), (11976, 53688), (13422, 47904), (15968, 40266), (17896, 35928), (17964, 35792), (20133, 31936), (23952, 26844)]