257222400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{13397}}^1$

素因数の和:13426

約数の個数: 108

約数和(自身を含む): 848950872

約数和(自身を除く): 591728472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4800, 6400, 9600, 13397, 19200, 26794, 40191, 53588, 66985, 80382, 107176, 133970, 160764, 200955, 214352, 267940, 321528, 334925, 401910, 428704, 535880, 643056, 669850, 803820, 857408, 1004775, 1071760, 1286112, 1339700, 1607640, 1714816, 2009550, 2143520, 2572224, 2679400, 3215280, 3429632, 4019100, 4287040, 5144448, 5358800, 6430560, 8038200, 8574080, 10288896, 10717600, 12861120, 16076400, 17148160, 21435200, 25722240, 32152800, 42870400, 51444480, 64305600, 85740800, 128611200, 257222400]

約数ペア:

[(1, 257222400), (2, 128611200), (3, 85740800), (4, 64305600), (5, 51444480), (6, 42870400), (8, 32152800), (10, 25722240), (12, 21435200), (15, 17148160), (16, 16076400), (20, 12861120), (24, 10717600), (25, 10288896), (30, 8574080), (32, 8038200), (40, 6430560), (48, 5358800), (50, 5144448), (60, 4287040), (64, 4019100), (75, 3429632), (80, 3215280), (96, 2679400), (100, 2572224), (120, 2143520), (128, 2009550), (150, 1714816), (160, 1607640), (192, 1339700), (200, 1286112), (240, 1071760), (256, 1004775), (300, 857408), (320, 803820), (384, 669850), (400, 643056), (480, 535880), (600, 428704), (640, 401910), (768, 334925), (800, 321528), (960, 267940), (1200, 214352), (1280, 200955), (1600, 160764), (1920, 133970), (2400, 107176), (3200, 80382), (3840, 66985), (4800, 53588), (6400, 40191), (9600, 26794), (13397, 19200)]