487103680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{217457}}^1$

素因数の和:217481

約数の個数: 56

約数和(自身を含む): 1325623968

約数和(自身を除く): 838520288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 217457, 434914, 869828, 1087285, 1522199, 1739656, 2174570, 3044398, 3479312, 4349140, 6088796, 6958624, 7610995, 8698280, 12177592, 13917248, 15221990, 17396560, 24355184, 30443980, 34793120, 48710368, 60887960, 69586240, 97420736, 121775920, 243551840, 487103680]

約数ペア:

[(1, 487103680), (2, 243551840), (4, 121775920), (5, 97420736), (7, 69586240), (8, 60887960), (10, 48710368), (14, 34793120), (16, 30443980), (20, 24355184), (28, 17396560), (32, 15221990), (35, 13917248), (40, 12177592), (56, 8698280), (64, 7610995), (70, 6958624), (80, 6088796), (112, 4349140), (140, 3479312), (160, 3044398), (224, 2174570), (280, 1739656), (320, 1522199), (448, 1087285), (560, 869828), (1120, 434914), (2240, 217457)]