259099984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 120

約数和(自身を含む): 614317824

約数和(自身を除く): 355217840

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 169, 176, 208, 248, 281, 286, 338, 341, 403, 496, 562, 572, 676, 682, 806, 1124, 1144, 1352, 1364, 1612, 1859, 2248, 2288, 2704, 2728, 3091, 3224, 3653, 3718, 4433, 4496, 5239, 5456, 6182, 6448, 7306, 7436, 8711, 8866, 10478, 12364, 14612, 14872, 17422, 17732, 20956, 24728, 29224, 29744, 34844, 35464, 40183, 41912, 47489, 49456, 57629, 58448, 69688, 70928, 80366, 83824, 94978, 95821, 113243, 115258, 139376, 160732, 189956, 191642, 226486, 230516, 321464, 379912, 383284, 452972, 461032, 522379, 642928, 759824, 766568, 905944, 922064, 1044758, 1245673, 1472159, 1533136, 1811888, 2089516, 2491346, 2944318, 4179032, 4982692, 5888636, 8358064, 9965384, 11777272, 16193749, 19930768, 23554544, 32387498, 64774996, 129549992, 259099984]

約数ペア:

[(1, 259099984), (2, 129549992), (4, 64774996), (8, 32387498), (11, 23554544), (13, 19930768), (16, 16193749), (22, 11777272), (26, 9965384), (31, 8358064), (44, 5888636), (52, 4982692), (62, 4179032), (88, 2944318), (104, 2491346), (124, 2089516), (143, 1811888), (169, 1533136), (176, 1472159), (208, 1245673), (248, 1044758), (281, 922064), (286, 905944), (338, 766568), (341, 759824), (403, 642928), (496, 522379), (562, 461032), (572, 452972), (676, 383284), (682, 379912), (806, 321464), (1124, 230516), (1144, 226486), (1352, 191642), (1364, 189956), (1612, 160732), (1859, 139376), (2248, 115258), (2288, 113243), (2704, 95821), (2728, 94978), (3091, 83824), (3224, 80366), (3653, 70928), (3718, 69688), (4433, 58448), (4496, 57629), (5239, 49456), (5456, 47489), (6182, 41912), (6448, 40183), (7306, 35464), (7436, 34844), (8711, 29744), (8866, 29224), (10478, 24728), (12364, 20956), (14612, 17732), (14872, 17422)]