90392960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{20177}}^1$

素因数の和:20203

約数の個数: 64

約数和(自身を含む): 246978720

約数和(自身を除く): 156585760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 20177, 40354, 80708, 100885, 141239, 161416, 201770, 282478, 322832, 403540, 564956, 645664, 706195, 807080, 1129912, 1291328, 1412390, 1614160, 2259824, 2582656, 2824780, 3228320, 4519648, 5649560, 6456640, 9039296, 11299120, 12913280, 18078592, 22598240, 45196480, 90392960]

約数ペア:

[(1, 90392960), (2, 45196480), (4, 22598240), (5, 18078592), (7, 12913280), (8, 11299120), (10, 9039296), (14, 6456640), (16, 5649560), (20, 4519648), (28, 3228320), (32, 2824780), (35, 2582656), (40, 2259824), (56, 1614160), (64, 1412390), (70, 1291328), (80, 1129912), (112, 807080), (128, 706195), (140, 645664), (160, 564956), (224, 403540), (280, 322832), (320, 282478), (448, 201770), (560, 161416), (640, 141239), (896, 100885), (1120, 80708), (2240, 40354), (4480, 20177)]