1380829680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{213091}}^1$

素因数の和:213116

約数の個数: 100

約数和(自身を含む): 4795848552

約数和(自身を除く): 3415018872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 213091, 426182, 639273, 852364, 1065455, 1278546, 1704728, 1917819, 2130910, 2557092, 3196365, 3409456, 3835638, 4261820, 5114184, 5753457, 6392730, 7671276, 8523640, 9589095, 10228368, 11506914, 12785460, 15342552, 17047280, 17260371, 19178190, 23013828, 25570920, 28767285, 30685104, 34520742, 38356380, 46027656, 51141840, 57534570, 69041484, 76712760, 86301855, 92055312, 115069140, 138082968, 153425520, 172603710, 230138280, 276165936, 345207420, 460276560, 690414840, 1380829680]

約数ペア:

[(1, 1380829680), (2, 690414840), (3, 460276560), (4, 345207420), (5, 276165936), (6, 230138280), (8, 172603710), (9, 153425520), (10, 138082968), (12, 115069140), (15, 92055312), (16, 86301855), (18, 76712760), (20, 69041484), (24, 57534570), (27, 51141840), (30, 46027656), (36, 38356380), (40, 34520742), (45, 30685104), (48, 28767285), (54, 25570920), (60, 23013828), (72, 19178190), (80, 17260371), (81, 17047280), (90, 15342552), (108, 12785460), (120, 11506914), (135, 10228368), (144, 9589095), (162, 8523640), (180, 7671276), (216, 6392730), (240, 5753457), (270, 5114184), (324, 4261820), (360, 3835638), (405, 3409456), (432, 3196365), (540, 2557092), (648, 2130910), (720, 1917819), (810, 1704728), (1080, 1278546), (1296, 1065455), (1620, 852364), (2160, 639273), (3240, 426182), (6480, 213091)]