255924480

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{9521}}^1$

素因数の和:9552

約数の個数: 144

約数和(自身を含む): 934222464

約数和(自身を除く): 678297984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 9521, 13440, 19042, 26880, 28563, 38084, 47605, 57126, 66647, 76168, 95210, 114252, 133294, 142815, 152336, 190420, 199941, 228504, 266588, 285630, 304672, 333235, 380840, 399882, 457008, 533176, 571260, 609344, 666470, 761680, 799764, 914016, 999705, 1066352, 1142520, 1218688, 1332940, 1523360, 1599528, 1828032, 1999410, 2132704, 2285040, 2437376, 2665880, 3046720, 3199056, 3656064, 3998820, 4265408, 4570080, 5331760, 6093440, 6398112, 7312128, 7997640, 8530816, 9140160, 10663520, 12186880, 12796224, 15995280, 17061632, 18280320, 21327040, 25592448, 31990560, 36560640, 42654080, 51184896, 63981120, 85308160, 127962240, 255924480]

約数ペア:

[(1, 255924480), (2, 127962240), (3, 85308160), (4, 63981120), (5, 51184896), (6, 42654080), (7, 36560640), (8, 31990560), (10, 25592448), (12, 21327040), (14, 18280320), (15, 17061632), (16, 15995280), (20, 12796224), (21, 12186880), (24, 10663520), (28, 9140160), (30, 8530816), (32, 7997640), (35, 7312128), (40, 6398112), (42, 6093440), (48, 5331760), (56, 4570080), (60, 4265408), (64, 3998820), (70, 3656064), (80, 3199056), (84, 3046720), (96, 2665880), (105, 2437376), (112, 2285040), (120, 2132704), (128, 1999410), (140, 1828032), (160, 1599528), (168, 1523360), (192, 1332940), (210, 1218688), (224, 1142520), (240, 1066352), (256, 999705), (280, 914016), (320, 799764), (336, 761680), (384, 666470), (420, 609344), (448, 571260), (480, 533176), (560, 457008), (640, 399882), (672, 380840), (768, 333235), (840, 304672), (896, 285630), (960, 266588), (1120, 228504), (1280, 199941), (1344, 190420), (1680, 152336), (1792, 142815), (1920, 133294), (2240, 114252), (2688, 95210), (3360, 76168), (3840, 66647), (4480, 57126), (5376, 47605), (6720, 38084), (8960, 28563), (9521, 26880), (13440, 19042)]