207919908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1306

約数の個数: 144

約数和(自身を含む): 648910080

約数和(自身を除く): 440990172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 29, 36, 42, 46, 58, 63, 69, 84, 87, 92, 116, 126, 138, 161, 174, 203, 207, 252, 261, 276, 322, 348, 406, 414, 483, 522, 609, 644, 667, 812, 828, 966, 1044, 1218, 1237, 1334, 1449, 1827, 1932, 2001, 2436, 2474, 2668, 2898, 3654, 3711, 4002, 4669, 4948, 5796, 6003, 7308, 7422, 8004, 8659, 9338, 11133, 12006, 14007, 14844, 17318, 18676, 22266, 24012, 25977, 28014, 28451, 34636, 35873, 42021, 44532, 51954, 56028, 56902, 71746, 77931, 84042, 85353, 103908, 107619, 113804, 143492, 155862, 168084, 170706, 199157, 215238, 251111, 256059, 311724, 322857, 341412, 398314, 430476, 502222, 512118, 597471, 645714, 753333, 796628, 825079, 1004444, 1024236, 1194942, 1291428, 1506666, 1650158, 1792413, 2259999, 2389884, 2475237, 3013332, 3300316, 3584826, 4519998, 4950474, 5775553, 7169652, 7425711, 9039996, 9900948, 11551106, 14851422, 17326659, 23102212, 29702844, 34653318, 51979977, 69306636, 103959954, 207919908]

約数ペア:

[(1, 207919908), (2, 103959954), (3, 69306636), (4, 51979977), (6, 34653318), (7, 29702844), (9, 23102212), (12, 17326659), (14, 14851422), (18, 11551106), (21, 9900948), (23, 9039996), (28, 7425711), (29, 7169652), (36, 5775553), (42, 4950474), (46, 4519998), (58, 3584826), (63, 3300316), (69, 3013332), (84, 2475237), (87, 2389884), (92, 2259999), (116, 1792413), (126, 1650158), (138, 1506666), (161, 1291428), (174, 1194942), (203, 1024236), (207, 1004444), (252, 825079), (261, 796628), (276, 753333), (322, 645714), (348, 597471), (406, 512118), (414, 502222), (483, 430476), (522, 398314), (609, 341412), (644, 322857), (667, 311724), (812, 256059), (828, 251111), (966, 215238), (1044, 199157), (1218, 170706), (1237, 168084), (1334, 155862), (1449, 143492), (1827, 113804), (1932, 107619), (2001, 103908), (2436, 85353), (2474, 84042), (2668, 77931), (2898, 71746), (3654, 56902), (3711, 56028), (4002, 51954), (4669, 44532), (4948, 42021), (5796, 35873), (6003, 34636), (7308, 28451), (7422, 28014), (8004, 25977), (8659, 24012), (9338, 22266), (11133, 18676), (12006, 17318), (14007, 14844)]