20929590

素因数分解:

$2^1\times 3^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 144

約数和(自身を含む): 63769680

約数和(自身を除く): 42840090

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 29, 30, 33, 45, 54, 55, 58, 66, 81, 87, 90, 99, 110, 135, 145, 162, 165, 174, 198, 243, 261, 270, 290, 297, 319, 330, 405, 435, 486, 495, 522, 594, 638, 729, 783, 810, 870, 891, 957, 990, 1215, 1305, 1458, 1485, 1566, 1595, 1782, 1914, 2187, 2349, 2430, 2610, 2673, 2871, 2970, 3190, 3645, 3915, 4374, 4455, 4698, 4785, 5346, 5742, 6561, 7047, 7290, 7830, 8019, 8613, 8910, 9570, 10935, 11745, 13122, 13365, 14094, 14355, 16038, 17226, 21141, 21870, 23490, 24057, 25839, 26730, 28710, 32805, 35235, 40095, 42282, 43065, 48114, 51678, 63423, 65610, 70470, 72171, 77517, 80190, 86130, 105705, 120285, 126846, 129195, 144342, 155034, 190269, 211410, 232551, 240570, 258390, 317115, 360855, 380538, 387585, 465102, 634230, 697653, 721710, 775170, 951345, 1162755, 1395306, 1902690, 2092959, 2325510, 3488265, 4185918, 6976530, 10464795, 20929590]

約数ペア:

[(1, 20929590), (2, 10464795), (3, 6976530), (5, 4185918), (6, 3488265), (9, 2325510), (10, 2092959), (11, 1902690), (15, 1395306), (18, 1162755), (22, 951345), (27, 775170), (29, 721710), (30, 697653), (33, 634230), (45, 465102), (54, 387585), (55, 380538), (58, 360855), (66, 317115), (81, 258390), (87, 240570), (90, 232551), (99, 211410), (110, 190269), (135, 155034), (145, 144342), (162, 129195), (165, 126846), (174, 120285), (198, 105705), (243, 86130), (261, 80190), (270, 77517), (290, 72171), (297, 70470), (319, 65610), (330, 63423), (405, 51678), (435, 48114), (486, 43065), (495, 42282), (522, 40095), (594, 35235), (638, 32805), (729, 28710), (783, 26730), (810, 25839), (870, 24057), (891, 23490), (957, 21870), (990, 21141), (1215, 17226), (1305, 16038), (1458, 14355), (1485, 14094), (1566, 13365), (1595, 13122), (1782, 11745), (1914, 10935), (2187, 9570), (2349, 8910), (2430, 8613), (2610, 8019), (2673, 7830), (2871, 7290), (2970, 7047), (3190, 6561), (3645, 5742), (3915, 5346), (4374, 4785), (4455, 4698)]