77479680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20177}}^1$

素因数の和:20201

約数の個数: 72

約数和(自身を含む): 247462992

約数和(自身を除く): 169983312

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, 640, 768, 960, 1280, 1920, 3840, 20177, 40354, 60531, 80708, 100885, 121062, 161416, 201770, 242124, 302655, 322832, 403540, 484248, 605310, 645664, 807080, 968496, 1210620, 1291328, 1614160, 1936992, 2421240, 2582656, 3228320, 3873984, 4842480, 5165312, 6456640, 7747968, 9684960, 12913280, 15495936, 19369920, 25826560, 38739840, 77479680]

約数ペア:

[(1, 77479680), (2, 38739840), (3, 25826560), (4, 19369920), (5, 15495936), (6, 12913280), (8, 9684960), (10, 7747968), (12, 6456640), (15, 5165312), (16, 4842480), (20, 3873984), (24, 3228320), (30, 2582656), (32, 2421240), (40, 1936992), (48, 1614160), (60, 1291328), (64, 1210620), (80, 968496), (96, 807080), (120, 645664), (128, 605310), (160, 484248), (192, 403540), (240, 322832), (256, 302655), (320, 242124), (384, 201770), (480, 161416), (640, 121062), (768, 100885), (960, 80708), (1280, 60531), (1920, 40354), (3840, 20177)]