1717466240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20177}}^1$

素因数の和:20222

約数の個数: 128

約数和(自身を含む): 4939574400

約数和(自身を除く): 3222108160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 5320, 6080, 8512, 10640, 12160, 17024, 20177, 21280, 40354, 42560, 80708, 85120, 100885, 141239, 161416, 201770, 282478, 322832, 383363, 403540, 564956, 645664, 706195, 766726, 807080, 1129912, 1291328, 1412390, 1533452, 1614160, 1916815, 2259824, 2582656, 2683541, 2824780, 3066904, 3228320, 3833630, 4519648, 5367082, 5649560, 6133808, 6456640, 7667260, 9039296, 10734164, 11299120, 12267616, 12913280, 13417705, 15334520, 18078592, 21468328, 22598240, 24535232, 26835410, 30669040, 42936656, 45196480, 49070464, 53670820, 61338080, 85873312, 90392960, 107341640, 122676160, 171746624, 214683280, 245352320, 343493248, 429366560, 858733120, 1717466240]

約数ペア:

[(1, 1717466240), (2, 858733120), (4, 429366560), (5, 343493248), (7, 245352320), (8, 214683280), (10, 171746624), (14, 122676160), (16, 107341640), (19, 90392960), (20, 85873312), (28, 61338080), (32, 53670820), (35, 49070464), (38, 45196480), (40, 42936656), (56, 30669040), (64, 26835410), (70, 24535232), (76, 22598240), (80, 21468328), (95, 18078592), (112, 15334520), (128, 13417705), (133, 12913280), (140, 12267616), (152, 11299120), (160, 10734164), (190, 9039296), (224, 7667260), (266, 6456640), (280, 6133808), (304, 5649560), (320, 5367082), (380, 4519648), (448, 3833630), (532, 3228320), (560, 3066904), (608, 2824780), (640, 2683541), (665, 2582656), (760, 2259824), (896, 1916815), (1064, 1614160), (1120, 1533452), (1216, 1412390), (1330, 1291328), (1520, 1129912), (2128, 807080), (2240, 766726), (2432, 706195), (2660, 645664), (3040, 564956), (4256, 403540), (4480, 383363), (5320, 322832), (6080, 282478), (8512, 201770), (10640, 161416), (12160, 141239), (17024, 100885), (20177, 85120), (21280, 80708), (40354, 42560)]