87311520

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{6737}}^1$

素因数の和:6764

約数の個数: 120

約数和(自身を含む): 308182644

約数和(自身を除く): 220871124

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, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 6737, 12960, 13474, 20211, 26948, 33685, 40422, 53896, 60633, 67370, 80844, 101055, 107792, 121266, 134740, 161688, 181899, 202110, 215584, 242532, 269480, 303165, 323376, 363798, 404220, 485064, 538960, 545697, 606330, 646752, 727596, 808440, 909495, 970128, 1077920, 1091394, 1212660, 1455192, 1616880, 1818990, 1940256, 2182788, 2425320, 2728485, 2910384, 3233760, 3637980, 4365576, 4850640, 5456970, 5820768, 7275960, 8731152, 9701280, 10913940, 14551920, 17462304, 21827880, 29103840, 43655760, 87311520]

約数ペア:

[(1, 87311520), (2, 43655760), (3, 29103840), (4, 21827880), (5, 17462304), (6, 14551920), (8, 10913940), (9, 9701280), (10, 8731152), (12, 7275960), (15, 5820768), (16, 5456970), (18, 4850640), (20, 4365576), (24, 3637980), (27, 3233760), (30, 2910384), (32, 2728485), (36, 2425320), (40, 2182788), (45, 1940256), (48, 1818990), (54, 1616880), (60, 1455192), (72, 1212660), (80, 1091394), (81, 1077920), (90, 970128), (96, 909495), (108, 808440), (120, 727596), (135, 646752), (144, 606330), (160, 545697), (162, 538960), (180, 485064), (216, 404220), (240, 363798), (270, 323376), (288, 303165), (324, 269480), (360, 242532), (405, 215584), (432, 202110), (480, 181899), (540, 161688), (648, 134740), (720, 121266), (810, 107792), (864, 101055), (1080, 80844), (1296, 67370), (1440, 60633), (1620, 53896), (2160, 40422), (2592, 33685), (3240, 26948), (4320, 20211), (6480, 13474), (6737, 12960)]