314874880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:805

約数の個数: 88

約数和(自身を含む): 764922960

約数和(自身を除く): 450048080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 512, 640, 691, 712, 890, 1024, 1280, 1382, 1424, 1780, 2560, 2764, 2848, 3455, 3560, 5120, 5528, 5696, 6910, 7120, 11056, 11392, 13820, 14240, 22112, 22784, 27640, 28480, 44224, 45568, 55280, 56960, 61499, 88448, 91136, 110560, 113920, 122998, 176896, 221120, 227840, 245996, 307495, 353792, 442240, 455680, 491992, 614990, 707584, 884480, 983984, 1229980, 1768960, 1967968, 2459960, 3537920, 3935936, 4919920, 7871872, 9839840, 15743744, 19679680, 31487488, 39359360, 62974976, 78718720, 157437440, 314874880]

約数ペア:

[(1, 314874880), (2, 157437440), (4, 78718720), (5, 62974976), (8, 39359360), (10, 31487488), (16, 19679680), (20, 15743744), (32, 9839840), (40, 7871872), (64, 4919920), (80, 3935936), (89, 3537920), (128, 2459960), (160, 1967968), (178, 1768960), (256, 1229980), (320, 983984), (356, 884480), (445, 707584), (512, 614990), (640, 491992), (691, 455680), (712, 442240), (890, 353792), (1024, 307495), (1280, 245996), (1382, 227840), (1424, 221120), (1780, 176896), (2560, 122998), (2764, 113920), (2848, 110560), (3455, 91136), (3560, 88448), (5120, 61499), (5528, 56960), (5696, 55280), (6910, 45568), (7120, 44224), (11056, 28480), (11392, 27640), (13820, 22784), (14240, 22112)]