2018355720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:1047

約数の個数: 128

約数和(自身を含む): 6149278080

約数和(自身を除く): 4130922360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 241, 303, 404, 482, 505, 606, 691, 723, 808, 964, 1010, 1205, 1212, 1382, 1446, 1515, 1928, 2020, 2073, 2410, 2424, 2764, 2892, 3030, 3455, 3615, 4040, 4146, 4820, 5528, 5784, 6060, 6910, 7230, 8292, 9640, 10365, 12120, 13820, 14460, 16584, 20730, 24341, 27640, 28920, 41460, 48682, 69791, 73023, 82920, 97364, 121705, 139582, 146046, 166531, 194728, 209373, 243410, 279164, 292092, 333062, 348955, 365115, 418746, 486820, 499593, 558328, 584184, 666124, 697910, 730230, 832655, 837492, 973640, 999186, 1046865, 1332248, 1395820, 1460460, 1665310, 1674984, 1998372, 2093730, 2497965, 2791640, 2920920, 3330620, 3996744, 4187460, 4995930, 6661240, 8374920, 9991860, 16819631, 19983720, 33639262, 50458893, 67278524, 84098155, 100917786, 134557048, 168196310, 201835572, 252294465, 336392620, 403671144, 504588930, 672785240, 1009177860, 2018355720]

約数ペア:

[(1, 2018355720), (2, 1009177860), (3, 672785240), (4, 504588930), (5, 403671144), (6, 336392620), (8, 252294465), (10, 201835572), (12, 168196310), (15, 134557048), (20, 100917786), (24, 84098155), (30, 67278524), (40, 50458893), (60, 33639262), (101, 19983720), (120, 16819631), (202, 9991860), (241, 8374920), (303, 6661240), (404, 4995930), (482, 4187460), (505, 3996744), (606, 3330620), (691, 2920920), (723, 2791640), (808, 2497965), (964, 2093730), (1010, 1998372), (1205, 1674984), (1212, 1665310), (1382, 1460460), (1446, 1395820), (1515, 1332248), (1928, 1046865), (2020, 999186), (2073, 973640), (2410, 837492), (2424, 832655), (2764, 730230), (2892, 697910), (3030, 666124), (3455, 584184), (3615, 558328), (4040, 499593), (4146, 486820), (4820, 418746), (5528, 365115), (5784, 348955), (6060, 333062), (6910, 292092), (7230, 279164), (8292, 243410), (9640, 209373), (10365, 194728), (12120, 166531), (13820, 146046), (14460, 139582), (16584, 121705), (20730, 97364), (24341, 82920), (27640, 73023), (28920, 69791), (41460, 48682)]