28499040

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{733}}^1$

素因数の和:763

約数の個数: 144

約数和(自身を含む): 100992528

約数和(自身を除く): 72493488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 733, 810, 864, 972, 1080, 1215, 1296, 1440, 1466, 1620, 1944, 2160, 2199, 2430, 2592, 2932, 3240, 3665, 3888, 4320, 4398, 4860, 5864, 6480, 6597, 7330, 7776, 8796, 9720, 10995, 11728, 12960, 13194, 14660, 17592, 19440, 19791, 21990, 23456, 26388, 29320, 32985, 35184, 38880, 39582, 43980, 52776, 58640, 59373, 65970, 70368, 79164, 87960, 98955, 105552, 117280, 118746, 131940, 158328, 175920, 178119, 197910, 211104, 237492, 263880, 296865, 316656, 351840, 356238, 395820, 474984, 527760, 593730, 633312, 712476, 791640, 890595, 949968, 1055520, 1187460, 1424952, 1583280, 1781190, 1899936, 2374920, 2849904, 3166560, 3562380, 4749840, 5699808, 7124760, 9499680, 14249520, 28499040]

約数ペア:

[(1, 28499040), (2, 14249520), (3, 9499680), (4, 7124760), (5, 5699808), (6, 4749840), (8, 3562380), (9, 3166560), (10, 2849904), (12, 2374920), (15, 1899936), (16, 1781190), (18, 1583280), (20, 1424952), (24, 1187460), (27, 1055520), (30, 949968), (32, 890595), (36, 791640), (40, 712476), (45, 633312), (48, 593730), (54, 527760), (60, 474984), (72, 395820), (80, 356238), (81, 351840), (90, 316656), (96, 296865), (108, 263880), (120, 237492), (135, 211104), (144, 197910), (160, 178119), (162, 175920), (180, 158328), (216, 131940), (240, 118746), (243, 117280), (270, 105552), (288, 98955), (324, 87960), (360, 79164), (405, 70368), (432, 65970), (480, 59373), (486, 58640), (540, 52776), (648, 43980), (720, 39582), (733, 38880), (810, 35184), (864, 32985), (972, 29320), (1080, 26388), (1215, 23456), (1296, 21990), (1440, 19791), (1466, 19440), (1620, 17592), (1944, 14660), (2160, 13194), (2199, 12960), (2430, 11728), (2592, 10995), (2932, 9720), (3240, 8796), (3665, 7776), (3888, 7330), (4320, 6597), (4398, 6480), (4860, 5864)]