20172293820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{3019}}^1\times {\mathrm{5303}}^1$

素因数の和:8344

約数の個数: 144

約数和(自身を含む): 69966973440

約数和(自身を除く): 49794679620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 3019, 5303, 6038, 9057, 10606, 12076, 15095, 15909, 18114, 21133, 21212, 26515, 27171, 30190, 31818, 36228, 37121, 42266, 45285, 47727, 53030, 54342, 60380, 63399, 63636, 74242, 79545, 84532, 90570, 95454, 105665, 106060, 108684, 111363, 126798, 135855, 148484, 159090, 181140, 185605, 190197, 190908, 211330, 222726, 238635, 253596, 271710, 316995, 318180, 334089, 371210, 380394, 422660, 445452, 477270, 543420, 556815, 633990, 668178, 742420, 760788, 950985, 954540, 1113630, 1267980, 1336356, 1670445, 1901970, 2227260, 3340890, 3803940, 6681780, 16009757, 32019514, 48029271, 64039028, 80048785, 96058542, 112068299, 144087813, 160097570, 192117084, 224136598, 240146355, 288175626, 320195140, 336204897, 448273196, 480292710, 560341495, 576351252, 672409794, 720439065, 960585420, 1008614691, 1120682990, 1344819588, 1440878130, 1681024485, 2017229382, 2241365980, 2881756260, 3362048970, 4034458764, 5043073455, 6724097940, 10086146910, 20172293820]

約数ペア:

[(1, 20172293820), (2, 10086146910), (3, 6724097940), (4, 5043073455), (5, 4034458764), (6, 3362048970), (7, 2881756260), (9, 2241365980), (10, 2017229382), (12, 1681024485), (14, 1440878130), (15, 1344819588), (18, 1120682990), (20, 1008614691), (21, 960585420), (28, 720439065), (30, 672409794), (35, 576351252), (36, 560341495), (42, 480292710), (45, 448273196), (60, 336204897), (63, 320195140), (70, 288175626), (84, 240146355), (90, 224136598), (105, 192117084), (126, 160097570), (140, 144087813), (180, 112068299), (210, 96058542), (252, 80048785), (315, 64039028), (420, 48029271), (630, 32019514), (1260, 16009757), (3019, 6681780), (5303, 3803940), (6038, 3340890), (9057, 2227260), (10606, 1901970), (12076, 1670445), (15095, 1336356), (15909, 1267980), (18114, 1113630), (21133, 954540), (21212, 950985), (26515, 760788), (27171, 742420), (30190, 668178), (31818, 633990), (36228, 556815), (37121, 543420), (42266, 477270), (45285, 445452), (47727, 422660), (53030, 380394), (54342, 371210), (60380, 334089), (63399, 318180), (63636, 316995), (74242, 271710), (79545, 253596), (84532, 238635), (90570, 222726), (95454, 211330), (105665, 190908), (106060, 190197), (108684, 185605), (111363, 181140), (126798, 159090), (135855, 148484)]