128481444

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{769}}^1$

素因数の和:819

約数の個数: 192

約数和(自身を含む): 434649600

約数和(自身を除く): 306168156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 27, 28, 34, 36, 39, 42, 51, 52, 54, 63, 68, 78, 84, 91, 102, 108, 117, 119, 126, 153, 156, 182, 189, 204, 221, 234, 238, 252, 273, 306, 351, 357, 364, 378, 442, 459, 468, 476, 546, 612, 663, 702, 714, 756, 769, 819, 884, 918, 1071, 1092, 1326, 1404, 1428, 1538, 1547, 1638, 1836, 1989, 2142, 2307, 2457, 2652, 3076, 3094, 3213, 3276, 3978, 4284, 4614, 4641, 4914, 5383, 5967, 6188, 6426, 6921, 7956, 9228, 9282, 9828, 9997, 10766, 11934, 12852, 13073, 13842, 13923, 16149, 18564, 19994, 20763, 21532, 23868, 26146, 27684, 27846, 29991, 32298, 39219, 39988, 41526, 41769, 48447, 52292, 55692, 59982, 64596, 69979, 78438, 83052, 83538, 89973, 91511, 96894, 117657, 119964, 139958, 145341, 156876, 167076, 169949, 179946, 183022, 193788, 209937, 235314, 269919, 274533, 279916, 290682, 339898, 352971, 359892, 366044, 419874, 470628, 509847, 539838, 549066, 581364, 629811, 679796, 705942, 823599, 839748, 1019694, 1079676, 1098132, 1189643, 1259622, 1411884, 1529541, 1647198, 1889433, 2039388, 2379286, 2470797, 2519244, 3059082, 3294396, 3568929, 3778866, 4588623, 4758572, 4941594, 6118164, 7137858, 7557732, 9177246, 9883188, 10706787, 14275716, 18354492, 21413574, 32120361, 42827148, 64240722, 128481444]

約数ペア:

[(1, 128481444), (2, 64240722), (3, 42827148), (4, 32120361), (6, 21413574), (7, 18354492), (9, 14275716), (12, 10706787), (13, 9883188), (14, 9177246), (17, 7557732), (18, 7137858), (21, 6118164), (26, 4941594), (27, 4758572), (28, 4588623), (34, 3778866), (36, 3568929), (39, 3294396), (42, 3059082), (51, 2519244), (52, 2470797), (54, 2379286), (63, 2039388), (68, 1889433), (78, 1647198), (84, 1529541), (91, 1411884), (102, 1259622), (108, 1189643), (117, 1098132), (119, 1079676), (126, 1019694), (153, 839748), (156, 823599), (182, 705942), (189, 679796), (204, 629811), (221, 581364), (234, 549066), (238, 539838), (252, 509847), (273, 470628), (306, 419874), (351, 366044), (357, 359892), (364, 352971), (378, 339898), (442, 290682), (459, 279916), (468, 274533), (476, 269919), (546, 235314), (612, 209937), (663, 193788), (702, 183022), (714, 179946), (756, 169949), (769, 167076), (819, 156876), (884, 145341), (918, 139958), (1071, 119964), (1092, 117657), (1326, 96894), (1404, 91511), (1428, 89973), (1538, 83538), (1547, 83052), (1638, 78438), (1836, 69979), (1989, 64596), (2142, 59982), (2307, 55692), (2457, 52292), (2652, 48447), (3076, 41769), (3094, 41526), (3213, 39988), (3276, 39219), (3978, 32298), (4284, 29991), (4614, 27846), (4641, 27684), (4914, 26146), (5383, 23868), (5967, 21532), (6188, 20763), (6426, 19994), (6921, 18564), (7956, 16149), (9228, 13923), (9282, 13842), (9828, 13073), (9997, 12852), (10766, 11934)]