78483840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1060

約数の個数: 128

約数和(自身を含む): 256525920

約数和(自身を除く): 178042080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 320, 328, 384, 410, 480, 492, 615, 640, 656, 820, 960, 984, 997, 1230, 1312, 1640, 1920, 1968, 1994, 2460, 2624, 2991, 3280, 3936, 3988, 4920, 4985, 5248, 5982, 6560, 7872, 7976, 9840, 9970, 11964, 13120, 14955, 15744, 15952, 19680, 19940, 23928, 26240, 29910, 31904, 39360, 39880, 40877, 47856, 59820, 63808, 78720, 79760, 81754, 95712, 119640, 122631, 127616, 159520, 163508, 191424, 204385, 239280, 245262, 319040, 327016, 382848, 408770, 478560, 490524, 613155, 638080, 654032, 817540, 957120, 981048, 1226310, 1308064, 1635080, 1914240, 1962096, 2452620, 2616128, 3270160, 3924192, 4905240, 5232256, 6540320, 7848384, 9810480, 13080640, 15696768, 19620960, 26161280, 39241920, 78483840]

約数ペア:

[(1, 78483840), (2, 39241920), (3, 26161280), (4, 19620960), (5, 15696768), (6, 13080640), (8, 9810480), (10, 7848384), (12, 6540320), (15, 5232256), (16, 4905240), (20, 3924192), (24, 3270160), (30, 2616128), (32, 2452620), (40, 1962096), (41, 1914240), (48, 1635080), (60, 1308064), (64, 1226310), (80, 981048), (82, 957120), (96, 817540), (120, 654032), (123, 638080), (128, 613155), (160, 490524), (164, 478560), (192, 408770), (205, 382848), (240, 327016), (246, 319040), (320, 245262), (328, 239280), (384, 204385), (410, 191424), (480, 163508), (492, 159520), (615, 127616), (640, 122631), (656, 119640), (820, 95712), (960, 81754), (984, 79760), (997, 78720), (1230, 63808), (1312, 59820), (1640, 47856), (1920, 40877), (1968, 39880), (1994, 39360), (2460, 31904), (2624, 29910), (2991, 26240), (3280, 23928), (3936, 19940), (3988, 19680), (4920, 15952), (4985, 15744), (5248, 14955), (5982, 13120), (6560, 11964), (7872, 9970), (7976, 9840)]