309457920

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{20147}}^1$

素因数の和:20175

約数の個数: 88

約数和(自身を含む): 989830944

約数和(自身を除く): 680373024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 20147, 40294, 60441, 80588, 100735, 120882, 161176, 201470, 241764, 302205, 322352, 402940, 483528, 604410, 644704, 805880, 967056, 1208820, 1289408, 1611760, 1934112, 2417640, 2578816, 3223520, 3868224, 4835280, 5157632, 6447040, 7736448, 9670560, 10315264, 12894080, 15472896, 19341120, 20630528, 25788160, 30945792, 38682240, 51576320, 61891584, 77364480, 103152640, 154728960, 309457920]

約数ペア:

[(1, 309457920), (2, 154728960), (3, 103152640), (4, 77364480), (5, 61891584), (6, 51576320), (8, 38682240), (10, 30945792), (12, 25788160), (15, 20630528), (16, 19341120), (20, 15472896), (24, 12894080), (30, 10315264), (32, 9670560), (40, 7736448), (48, 6447040), (60, 5157632), (64, 4835280), (80, 3868224), (96, 3223520), (120, 2578816), (128, 2417640), (160, 1934112), (192, 1611760), (240, 1289408), (256, 1208820), (320, 967056), (384, 805880), (480, 644704), (512, 604410), (640, 483528), (768, 402940), (960, 322352), (1024, 302205), (1280, 241764), (1536, 201470), (1920, 161176), (2560, 120882), (3072, 100735), (3840, 80588), (5120, 60441), (7680, 40294), (15360, 20147)]