78920604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 245306880

約数和(自身を除く): 166386276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 53, 57, 63, 76, 84, 106, 114, 126, 133, 159, 171, 212, 228, 252, 266, 311, 318, 342, 371, 399, 477, 532, 622, 636, 684, 742, 798, 933, 954, 1007, 1113, 1197, 1244, 1484, 1596, 1866, 1908, 2014, 2177, 2226, 2394, 2799, 3021, 3339, 3732, 4028, 4354, 4452, 4788, 5598, 5909, 6042, 6531, 6678, 7049, 8708, 9063, 11196, 11818, 12084, 13062, 13356, 14098, 16483, 17727, 18126, 19593, 21147, 23636, 26124, 28196, 32966, 35454, 36252, 39186, 41363, 42294, 49449, 53181, 63441, 65932, 70908, 78372, 82726, 84588, 98898, 106362, 115381, 124089, 126882, 148347, 165452, 197796, 212724, 230762, 248178, 253764, 296694, 313177, 346143, 372267, 461524, 496356, 593388, 626354, 692286, 744534, 939531, 1038429, 1252708, 1384572, 1489068, 1879062, 2076858, 2192239, 2818593, 3758124, 4153716, 4384478, 5637186, 6576717, 8768956, 11274372, 13153434, 19730151, 26306868, 39460302, 78920604]

約数ペア:

[(1, 78920604), (2, 39460302), (3, 26306868), (4, 19730151), (6, 13153434), (7, 11274372), (9, 8768956), (12, 6576717), (14, 5637186), (18, 4384478), (19, 4153716), (21, 3758124), (28, 2818593), (36, 2192239), (38, 2076858), (42, 1879062), (53, 1489068), (57, 1384572), (63, 1252708), (76, 1038429), (84, 939531), (106, 744534), (114, 692286), (126, 626354), (133, 593388), (159, 496356), (171, 461524), (212, 372267), (228, 346143), (252, 313177), (266, 296694), (311, 253764), (318, 248178), (342, 230762), (371, 212724), (399, 197796), (477, 165452), (532, 148347), (622, 126882), (636, 124089), (684, 115381), (742, 106362), (798, 98898), (933, 84588), (954, 82726), (1007, 78372), (1113, 70908), (1197, 65932), (1244, 63441), (1484, 53181), (1596, 49449), (1866, 42294), (1908, 41363), (2014, 39186), (2177, 36252), (2226, 35454), (2394, 32966), (2799, 28196), (3021, 26124), (3339, 23636), (3732, 21147), (4028, 19593), (4354, 18126), (4452, 17727), (4788, 16483), (5598, 14098), (5909, 13356), (6042, 13062), (6531, 12084), (6678, 11818), (7049, 11196), (8708, 9063)]