75428280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:562

約数の個数: 128

約数和(自身を含む): 253382400

約数和(自身を除く): 177954120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 211, 216, 270, 331, 360, 422, 540, 633, 662, 844, 993, 1055, 1080, 1266, 1324, 1655, 1688, 1899, 1986, 2110, 2532, 2648, 2979, 3165, 3310, 3798, 3972, 4220, 4965, 5064, 5697, 5958, 6330, 6620, 7596, 7944, 8440, 8937, 9495, 9930, 11394, 11916, 12660, 13240, 14895, 15192, 17874, 18990, 19860, 22788, 23832, 25320, 28485, 29790, 35748, 37980, 39720, 44685, 45576, 56970, 59580, 69841, 71496, 75960, 89370, 113940, 119160, 139682, 178740, 209523, 227880, 279364, 349205, 357480, 419046, 558728, 628569, 698410, 838092, 1047615, 1257138, 1396820, 1676184, 1885707, 2095230, 2514276, 2793640, 3142845, 3771414, 4190460, 5028552, 6285690, 7542828, 8380920, 9428535, 12571380, 15085656, 18857070, 25142760, 37714140, 75428280]

約数ペア:

[(1, 75428280), (2, 37714140), (3, 25142760), (4, 18857070), (5, 15085656), (6, 12571380), (8, 9428535), (9, 8380920), (10, 7542828), (12, 6285690), (15, 5028552), (18, 4190460), (20, 3771414), (24, 3142845), (27, 2793640), (30, 2514276), (36, 2095230), (40, 1885707), (45, 1676184), (54, 1396820), (60, 1257138), (72, 1047615), (90, 838092), (108, 698410), (120, 628569), (135, 558728), (180, 419046), (211, 357480), (216, 349205), (270, 279364), (331, 227880), (360, 209523), (422, 178740), (540, 139682), (633, 119160), (662, 113940), (844, 89370), (993, 75960), (1055, 71496), (1080, 69841), (1266, 59580), (1324, 56970), (1655, 45576), (1688, 44685), (1899, 39720), (1986, 37980), (2110, 35748), (2532, 29790), (2648, 28485), (2979, 25320), (3165, 23832), (3310, 22788), (3798, 19860), (3972, 18990), (4220, 17874), (4965, 15192), (5064, 14895), (5697, 13240), (5958, 12660), (6330, 11916), (6620, 11394), (7596, 9930), (7944, 9495), (8440, 8937)]