78754676

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 199221120

約数和(自身を除く): 120466444

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 68, 77, 89, 91, 119, 143, 154, 169, 178, 182, 187, 221, 238, 286, 308, 338, 356, 364, 374, 442, 476, 572, 623, 676, 748, 884, 979, 1001, 1157, 1183, 1246, 1309, 1513, 1547, 1859, 1958, 2002, 2314, 2366, 2431, 2492, 2618, 2873, 3026, 3094, 3718, 3916, 4004, 4628, 4732, 4862, 5236, 5746, 6052, 6188, 6853, 7436, 8099, 9724, 10591, 11492, 12727, 13013, 13706, 15041, 16198, 16643, 17017, 19669, 20111, 21182, 25454, 26026, 27412, 30082, 31603, 32396, 33286, 34034, 39338, 40222, 42364, 50908, 52052, 60164, 63206, 66572, 68068, 78676, 80444, 89089, 105287, 116501, 126412, 137683, 165451, 178178, 210574, 216359, 221221, 233002, 255697, 275366, 330902, 356356, 421148, 432718, 442442, 466004, 511394, 550732, 661804, 865436, 884884, 1022788, 1158157, 1514513, 1789879, 2316314, 2812667, 3029026, 3579758, 4632628, 5625334, 6058052, 7159516, 11250668, 19688669, 39377338, 78754676]

約数ペア:

[(1, 78754676), (2, 39377338), (4, 19688669), (7, 11250668), (11, 7159516), (13, 6058052), (14, 5625334), (17, 4632628), (22, 3579758), (26, 3029026), (28, 2812667), (34, 2316314), (44, 1789879), (52, 1514513), (68, 1158157), (77, 1022788), (89, 884884), (91, 865436), (119, 661804), (143, 550732), (154, 511394), (169, 466004), (178, 442442), (182, 432718), (187, 421148), (221, 356356), (238, 330902), (286, 275366), (308, 255697), (338, 233002), (356, 221221), (364, 216359), (374, 210574), (442, 178178), (476, 165451), (572, 137683), (623, 126412), (676, 116501), (748, 105287), (884, 89089), (979, 80444), (1001, 78676), (1157, 68068), (1183, 66572), (1246, 63206), (1309, 60164), (1513, 52052), (1547, 50908), (1859, 42364), (1958, 40222), (2002, 39338), (2314, 34034), (2366, 33286), (2431, 32396), (2492, 31603), (2618, 30082), (2873, 27412), (3026, 26026), (3094, 25454), (3718, 21182), (3916, 20111), (4004, 19669), (4628, 17017), (4732, 16643), (4862, 16198), (5236, 15041), (5746, 13706), (6052, 13013), (6188, 12727), (6853, 11492), (7436, 10591), (8099, 9724)]