30716160

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:464

約数の個数: 144

約数和(自身を含む): 103508160

約数和(自身を除く): 72792000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 421, 456, 480, 570, 608, 640, 760, 768, 842, 912, 960, 1140, 1216, 1263, 1280, 1520, 1684, 1824, 1920, 2105, 2280, 2432, 2526, 3040, 3368, 3648, 3840, 4210, 4560, 4864, 5052, 6080, 6315, 6736, 7296, 7999, 8420, 9120, 10104, 12160, 12630, 13472, 14592, 15998, 16840, 18240, 20208, 23997, 24320, 25260, 26944, 31996, 33680, 36480, 39995, 40416, 47994, 50520, 53888, 63992, 67360, 72960, 79990, 80832, 95988, 101040, 107776, 119985, 127984, 134720, 159980, 161664, 191976, 202080, 239970, 255968, 269440, 319960, 323328, 383952, 404160, 479940, 511936, 538880, 639920, 767904, 808320, 959880, 1023872, 1279840, 1535808, 1616640, 1919760, 2047744, 2559680, 3071616, 3839520, 5119360, 6143232, 7679040, 10238720, 15358080, 30716160]

約数ペア:

[(1, 30716160), (2, 15358080), (3, 10238720), (4, 7679040), (5, 6143232), (6, 5119360), (8, 3839520), (10, 3071616), (12, 2559680), (15, 2047744), (16, 1919760), (19, 1616640), (20, 1535808), (24, 1279840), (30, 1023872), (32, 959880), (38, 808320), (40, 767904), (48, 639920), (57, 538880), (60, 511936), (64, 479940), (76, 404160), (80, 383952), (95, 323328), (96, 319960), (114, 269440), (120, 255968), (128, 239970), (152, 202080), (160, 191976), (190, 161664), (192, 159980), (228, 134720), (240, 127984), (256, 119985), (285, 107776), (304, 101040), (320, 95988), (380, 80832), (384, 79990), (421, 72960), (456, 67360), (480, 63992), (570, 53888), (608, 50520), (640, 47994), (760, 40416), (768, 39995), (842, 36480), (912, 33680), (960, 31996), (1140, 26944), (1216, 25260), (1263, 24320), (1280, 23997), (1520, 20208), (1684, 18240), (1824, 16840), (1920, 15998), (2105, 14592), (2280, 13472), (2432, 12630), (2526, 12160), (3040, 10104), (3368, 9120), (3648, 8420), (3840, 7999), (4210, 7296), (4560, 6736), (4864, 6315), (5052, 6080)]