1189920293392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{155203}}^1$

素因数の和:155696

約数の個数: 80

約数和(自身を含む): 2481719409792

約数和(自身を除く): 1291799116400

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 397, 568, 794, 1136, 1207, 1588, 2414, 3176, 4828, 6352, 6749, 9656, 13498, 19312, 26996, 28187, 53992, 56374, 107984, 112748, 155203, 225496, 310406, 450992, 479179, 620812, 958358, 1241624, 1916716, 2483248, 2638451, 3833432, 5276902, 7666864, 10553804, 11019413, 21107608, 22038826, 42215216, 44077652, 61615591, 88155304, 123231182, 176310608, 187330021, 246462364, 374660042, 492924728, 749320084, 985849456, 1047465047, 1498640168, 2094930094, 2997280336, 4189860188, 4374706961, 8379720376, 8749413922, 16759440752, 17498827844, 34997655688, 69995311376, 74370018337, 148740036674, 297480073348, 594960146696, 1189920293392]

約数ペア:

[(1, 1189920293392), (2, 594960146696), (4, 297480073348), (8, 148740036674), (16, 74370018337), (17, 69995311376), (34, 34997655688), (68, 17498827844), (71, 16759440752), (136, 8749413922), (142, 8379720376), (272, 4374706961), (284, 4189860188), (397, 2997280336), (568, 2094930094), (794, 1498640168), (1136, 1047465047), (1207, 985849456), (1588, 749320084), (2414, 492924728), (3176, 374660042), (4828, 246462364), (6352, 187330021), (6749, 176310608), (9656, 123231182), (13498, 88155304), (19312, 61615591), (26996, 44077652), (28187, 42215216), (53992, 22038826), (56374, 21107608), (107984, 11019413), (112748, 10553804), (155203, 7666864), (225496, 5276902), (310406, 3833432), (450992, 2638451), (479179, 2483248), (620812, 1916716), (958358, 1241624)]