28617030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 85155840

約数和(自身を除く): 56538810

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 263, 270, 279, 310, 351, 390, 403, 465, 526, 558, 585, 702, 789, 806, 837, 930, 1170, 1209, 1315, 1395, 1578, 1674, 1755, 2015, 2367, 2418, 2630, 2790, 3419, 3510, 3627, 3945, 4030, 4185, 4734, 6045, 6838, 7101, 7254, 7890, 8153, 8370, 10257, 10881, 11835, 12090, 14202, 16306, 17095, 18135, 20514, 21762, 23670, 24459, 30771, 34190, 35505, 36270, 40765, 48918, 51285, 54405, 61542, 71010, 73377, 81530, 92313, 102570, 105989, 108810, 122295, 146754, 153855, 184626, 211978, 220131, 244590, 307710, 317967, 366885, 440262, 461565, 529945, 635934, 733770, 923130, 953901, 1059890, 1100655, 1589835, 1907802, 2201310, 2861703, 3179670, 4769505, 5723406, 9539010, 14308515, 28617030]

約数ペア:

[(1, 28617030), (2, 14308515), (3, 9539010), (5, 5723406), (6, 4769505), (9, 3179670), (10, 2861703), (13, 2201310), (15, 1907802), (18, 1589835), (26, 1100655), (27, 1059890), (30, 953901), (31, 923130), (39, 733770), (45, 635934), (54, 529945), (62, 461565), (65, 440262), (78, 366885), (90, 317967), (93, 307710), (117, 244590), (130, 220131), (135, 211978), (155, 184626), (186, 153855), (195, 146754), (234, 122295), (263, 108810), (270, 105989), (279, 102570), (310, 92313), (351, 81530), (390, 73377), (403, 71010), (465, 61542), (526, 54405), (558, 51285), (585, 48918), (702, 40765), (789, 36270), (806, 35505), (837, 34190), (930, 30771), (1170, 24459), (1209, 23670), (1315, 21762), (1395, 20514), (1578, 18135), (1674, 17095), (1755, 16306), (2015, 14202), (2367, 12090), (2418, 11835), (2630, 10881), (2790, 10257), (3419, 8370), (3510, 8153), (3627, 7890), (3945, 7254), (4030, 7101), (4185, 6838), (4734, 6045)]