648393840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13441}}^1$

素因数の和:13527

約数の個数: 120

約数和(自身を含む): 2210187408

約数和(自身を除く): 1561793568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 402, 536, 603, 670, 720, 804, 1005, 1072, 1206, 1340, 1608, 2010, 2412, 2680, 3015, 3216, 4020, 4824, 5360, 6030, 8040, 9648, 12060, 13441, 16080, 24120, 26882, 40323, 48240, 53764, 67205, 80646, 107528, 120969, 134410, 161292, 201615, 215056, 241938, 268820, 322584, 403230, 483876, 537640, 604845, 645168, 806460, 900547, 967752, 1075280, 1209690, 1612920, 1801094, 1935504, 2419380, 2701641, 3225840, 3602188, 4502735, 4838760, 5403282, 7204376, 8104923, 9005470, 9677520, 10806564, 13508205, 14408752, 16209846, 18010940, 21613128, 27016410, 32419692, 36021880, 40524615, 43226256, 54032820, 64839384, 72043760, 81049230, 108065640, 129678768, 162098460, 216131280, 324196920, 648393840]

約数ペア:

[(1, 648393840), (2, 324196920), (3, 216131280), (4, 162098460), (5, 129678768), (6, 108065640), (8, 81049230), (9, 72043760), (10, 64839384), (12, 54032820), (15, 43226256), (16, 40524615), (18, 36021880), (20, 32419692), (24, 27016410), (30, 21613128), (36, 18010940), (40, 16209846), (45, 14408752), (48, 13508205), (60, 10806564), (67, 9677520), (72, 9005470), (80, 8104923), (90, 7204376), (120, 5403282), (134, 4838760), (144, 4502735), (180, 3602188), (201, 3225840), (240, 2701641), (268, 2419380), (335, 1935504), (360, 1801094), (402, 1612920), (536, 1209690), (603, 1075280), (670, 967752), (720, 900547), (804, 806460), (1005, 645168), (1072, 604845), (1206, 537640), (1340, 483876), (1608, 403230), (2010, 322584), (2412, 268820), (2680, 241938), (3015, 215056), (3216, 201615), (4020, 161292), (4824, 134410), (5360, 120969), (6030, 107528), (8040, 80646), (9648, 67205), (12060, 53764), (13441, 48240), (16080, 40323), (24120, 26882)]