155197440

素因数分解:

$2^{13}\times 3^2\times 5^1\times {\mathrm{421}}^1$

素因数の和:458

約数の個数: 168

約数和(自身を含む): 539262828

約数和(自身を除く): 384065388

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, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 421, 480, 512, 576, 640, 720, 768, 842, 960, 1024, 1152, 1263, 1280, 1440, 1536, 1684, 1920, 2048, 2105, 2304, 2526, 2560, 2880, 3072, 3368, 3789, 3840, 4096, 4210, 4608, 5052, 5120, 5760, 6144, 6315, 6736, 7578, 7680, 8192, 8420, 9216, 10104, 10240, 11520, 12288, 12630, 13472, 15156, 15360, 16840, 18432, 18945, 20208, 20480, 23040, 24576, 25260, 26944, 30312, 30720, 33680, 36864, 37890, 40416, 40960, 46080, 50520, 53888, 60624, 61440, 67360, 73728, 75780, 80832, 92160, 101040, 107776, 121248, 122880, 134720, 151560, 161664, 184320, 202080, 215552, 242496, 269440, 303120, 323328, 368640, 404160, 431104, 484992, 538880, 606240, 646656, 808320, 862208, 969984, 1077760, 1212480, 1293312, 1616640, 1724416, 1939968, 2155520, 2424960, 2586624, 3233280, 3448832, 3879936, 4311040, 4849920, 5173248, 6466560, 7759872, 8622080, 9699840, 10346496, 12933120, 15519744, 17244160, 19399680, 25866240, 31039488, 38799360, 51732480, 77598720, 155197440]

約数ペア:

[(1, 155197440), (2, 77598720), (3, 51732480), (4, 38799360), (5, 31039488), (6, 25866240), (8, 19399680), (9, 17244160), (10, 15519744), (12, 12933120), (15, 10346496), (16, 9699840), (18, 8622080), (20, 7759872), (24, 6466560), (30, 5173248), (32, 4849920), (36, 4311040), (40, 3879936), (45, 3448832), (48, 3233280), (60, 2586624), (64, 2424960), (72, 2155520), (80, 1939968), (90, 1724416), (96, 1616640), (120, 1293312), (128, 1212480), (144, 1077760), (160, 969984), (180, 862208), (192, 808320), (240, 646656), (256, 606240), (288, 538880), (320, 484992), (360, 431104), (384, 404160), (421, 368640), (480, 323328), (512, 303120), (576, 269440), (640, 242496), (720, 215552), (768, 202080), (842, 184320), (960, 161664), (1024, 151560), (1152, 134720), (1263, 122880), (1280, 121248), (1440, 107776), (1536, 101040), (1684, 92160), (1920, 80832), (2048, 75780), (2105, 73728), (2304, 67360), (2526, 61440), (2560, 60624), (2880, 53888), (3072, 50520), (3368, 46080), (3789, 40960), (3840, 40416), (4096, 37890), (4210, 36864), (4608, 33680), (5052, 30720), (5120, 30312), (5760, 26944), (6144, 25260), (6315, 24576), (6736, 23040), (7578, 20480), (7680, 20208), (8192, 18945), (8420, 18432), (9216, 16840), (10104, 15360), (10240, 15156), (11520, 13472), (12288, 12630)]