721316160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1187}}^1$

素因数の和:1421

約数の個数: 168

約数和(自身を含む): 2494885536

約数和(自身を除く): 1773569376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 211, 240, 288, 320, 360, 422, 480, 576, 633, 720, 844, 960, 1055, 1187, 1266, 1440, 1688, 1899, 2110, 2374, 2532, 2880, 3165, 3376, 3561, 3798, 4220, 4748, 5064, 5935, 6330, 6752, 7122, 7596, 8440, 9495, 9496, 10128, 10683, 11870, 12660, 13504, 14244, 15192, 16880, 17805, 18990, 18992, 20256, 21366, 23740, 25320, 28488, 30384, 33760, 35610, 37980, 37984, 40512, 42732, 47480, 50640, 53415, 56976, 60768, 67520, 71220, 75960, 75968, 85464, 94960, 101280, 106830, 113952, 121536, 142440, 151920, 170928, 189920, 202560, 213660, 227904, 250457, 284880, 303840, 341856, 379840, 427320, 500914, 569760, 607680, 683712, 751371, 854640, 1001828, 1139520, 1252285, 1502742, 1709280, 2003656, 2254113, 2504570, 3005484, 3418560, 3756855, 4007312, 4508226, 5009140, 6010968, 7513710, 8014624, 9016452, 10018280, 11270565, 12021936, 15027420, 16029248, 18032904, 20036560, 22541130, 24043872, 30054840, 36065808, 40073120, 45082260, 48087744, 60109680, 72131616, 80146240, 90164520, 120219360, 144263232, 180329040, 240438720, 360658080, 721316160]

約数ペア:

[(1, 721316160), (2, 360658080), (3, 240438720), (4, 180329040), (5, 144263232), (6, 120219360), (8, 90164520), (9, 80146240), (10, 72131616), (12, 60109680), (15, 48087744), (16, 45082260), (18, 40073120), (20, 36065808), (24, 30054840), (30, 24043872), (32, 22541130), (36, 20036560), (40, 18032904), (45, 16029248), (48, 15027420), (60, 12021936), (64, 11270565), (72, 10018280), (80, 9016452), (90, 8014624), (96, 7513710), (120, 6010968), (144, 5009140), (160, 4508226), (180, 4007312), (192, 3756855), (211, 3418560), (240, 3005484), (288, 2504570), (320, 2254113), (360, 2003656), (422, 1709280), (480, 1502742), (576, 1252285), (633, 1139520), (720, 1001828), (844, 854640), (960, 751371), (1055, 683712), (1187, 607680), (1266, 569760), (1440, 500914), (1688, 427320), (1899, 379840), (2110, 341856), (2374, 303840), (2532, 284880), (2880, 250457), (3165, 227904), (3376, 213660), (3561, 202560), (3798, 189920), (4220, 170928), (4748, 151920), (5064, 142440), (5935, 121536), (6330, 113952), (6752, 106830), (7122, 101280), (7596, 94960), (8440, 85464), (9495, 75968), (9496, 75960), (10128, 71220), (10683, 67520), (11870, 60768), (12660, 56976), (13504, 53415), (14244, 50640), (15192, 47480), (16880, 42732), (17805, 40512), (18990, 37984), (18992, 37980), (20256, 35610), (21366, 33760), (23740, 30384), (25320, 28488)]