160894720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17957}}^1$

素因数の和:17985

約数の個数: 72

約数和(自身を含む): 440473824

約数和(自身を除く): 279579104

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, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17957, 35914, 71828, 89785, 125699, 143656, 179570, 251398, 287312, 359140, 502796, 574624, 628495, 718280, 1005592, 1149248, 1256990, 1436560, 2011184, 2298496, 2513980, 2873120, 4022368, 4596992, 5027960, 5746240, 8044736, 10055920, 11492480, 16089472, 20111840, 22984960, 32178944, 40223680, 80447360, 160894720]

約数ペア:

[(1, 160894720), (2, 80447360), (4, 40223680), (5, 32178944), (7, 22984960), (8, 20111840), (10, 16089472), (14, 11492480), (16, 10055920), (20, 8044736), (28, 5746240), (32, 5027960), (35, 4596992), (40, 4022368), (56, 2873120), (64, 2513980), (70, 2298496), (80, 2011184), (112, 1436560), (128, 1256990), (140, 1149248), (160, 1005592), (224, 718280), (256, 628495), (280, 574624), (320, 502796), (448, 359140), (560, 287312), (640, 251398), (896, 179570), (1120, 143656), (1280, 125699), (1792, 89785), (2240, 71828), (4480, 35914), (8960, 17957)]