438202035

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 874368000

約数和(自身を除く): 436165965

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 43, 45, 57, 87, 95, 129, 135, 137, 145, 171, 215, 261, 285, 387, 411, 435, 513, 551, 645, 685, 783, 817, 855, 1161, 1233, 1247, 1305, 1653, 1935, 2055, 2451, 2565, 2603, 2755, 3699, 3741, 3915, 3973, 4085, 4959, 5805, 5891, 6165, 6235, 7353, 7809, 8265, 11223, 11919, 12255, 13015, 14877, 17673, 18495, 18705, 19865, 22059, 23427, 23693, 24795, 29455, 33669, 35757, 36765, 39045, 53019, 56115, 59595, 70281, 71079, 74385, 75487, 88365, 107271, 110295, 111929, 117135, 118465, 159057, 168345, 170839, 178785, 213237, 226461, 265095, 335787, 351405, 355395, 377435, 512517, 536355, 559645, 639711, 679383, 795285, 854195, 1007361, 1066185, 1132305, 1537551, 1678935, 2038149, 2562585, 3022083, 3198555, 3245941, 3396915, 4612653, 5036805, 7687755, 9737823, 10190745, 15110415, 16229705, 23063265, 29213469, 48689115, 87640407, 146067345, 438202035]

約数ペア:

[(1, 438202035), (3, 146067345), (5, 87640407), (9, 48689115), (15, 29213469), (19, 23063265), (27, 16229705), (29, 15110415), (43, 10190745), (45, 9737823), (57, 7687755), (87, 5036805), (95, 4612653), (129, 3396915), (135, 3245941), (137, 3198555), (145, 3022083), (171, 2562585), (215, 2038149), (261, 1678935), (285, 1537551), (387, 1132305), (411, 1066185), (435, 1007361), (513, 854195), (551, 795285), (645, 679383), (685, 639711), (783, 559645), (817, 536355), (855, 512517), (1161, 377435), (1233, 355395), (1247, 351405), (1305, 335787), (1653, 265095), (1935, 226461), (2055, 213237), (2451, 178785), (2565, 170839), (2603, 168345), (2755, 159057), (3699, 118465), (3741, 117135), (3915, 111929), (3973, 110295), (4085, 107271), (4959, 88365), (5805, 75487), (5891, 74385), (6165, 71079), (6235, 70281), (7353, 59595), (7809, 56115), (8265, 53019), (11223, 39045), (11919, 36765), (12255, 35757), (13015, 33669), (14877, 29455), (17673, 24795), (18495, 23693), (18705, 23427), (19865, 22059)]