648322668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:668

約数の個数: 144

約数和(自身を含む): 1937295360

約数和(自身を除く): 1288972692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 131, 164, 246, 252, 262, 287, 369, 393, 479, 492, 524, 574, 738, 786, 861, 917, 958, 1148, 1179, 1437, 1476, 1572, 1722, 1834, 1916, 2358, 2583, 2751, 2874, 3353, 3444, 3668, 4311, 4716, 5166, 5371, 5502, 5748, 6706, 8253, 8622, 10059, 10332, 10742, 11004, 13412, 16113, 16506, 17244, 19639, 20118, 21484, 30177, 32226, 33012, 37597, 39278, 40236, 48339, 58917, 60354, 62749, 64452, 75194, 78556, 96678, 112791, 117834, 120708, 125498, 137473, 150388, 176751, 188247, 193356, 225582, 235668, 250996, 274946, 338373, 353502, 376494, 412419, 439243, 451164, 549892, 564741, 676746, 707004, 752988, 824838, 878486, 1129482, 1237257, 1317729, 1353492, 1649676, 1756972, 2258964, 2474514, 2572709, 2635458, 3953187, 4949028, 5145418, 5270916, 7718127, 7906374, 10290836, 15436254, 15812748, 18008963, 23154381, 30872508, 36017926, 46308762, 54026889, 72035852, 92617524, 108053778, 162080667, 216107556, 324161334, 648322668]

約数ペア:

[(1, 648322668), (2, 324161334), (3, 216107556), (4, 162080667), (6, 108053778), (7, 92617524), (9, 72035852), (12, 54026889), (14, 46308762), (18, 36017926), (21, 30872508), (28, 23154381), (36, 18008963), (41, 15812748), (42, 15436254), (63, 10290836), (82, 7906374), (84, 7718127), (123, 5270916), (126, 5145418), (131, 4949028), (164, 3953187), (246, 2635458), (252, 2572709), (262, 2474514), (287, 2258964), (369, 1756972), (393, 1649676), (479, 1353492), (492, 1317729), (524, 1237257), (574, 1129482), (738, 878486), (786, 824838), (861, 752988), (917, 707004), (958, 676746), (1148, 564741), (1179, 549892), (1437, 451164), (1476, 439243), (1572, 412419), (1722, 376494), (1834, 353502), (1916, 338373), (2358, 274946), (2583, 250996), (2751, 235668), (2874, 225582), (3353, 193356), (3444, 188247), (3668, 176751), (4311, 150388), (4716, 137473), (5166, 125498), (5371, 120708), (5502, 117834), (5748, 112791), (6706, 96678), (8253, 78556), (8622, 75194), (10059, 64452), (10332, 62749), (10742, 60354), (11004, 58917), (13412, 48339), (16113, 40236), (16506, 39278), (17244, 37597), (19639, 33012), (20118, 32226), (21484, 30177)]