821467647780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1998413}}^1$

素因数の和:1998486

約数の個数: 192

約数和(自身を含む): 2707355363328

約数和(自身を除く): 1885887715548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 31, 34, 39, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 124, 130, 155, 156, 170, 186, 195, 204, 221, 255, 260, 310, 340, 372, 390, 403, 442, 465, 510, 527, 620, 663, 780, 806, 884, 930, 1020, 1054, 1105, 1209, 1326, 1581, 1612, 1860, 2015, 2108, 2210, 2418, 2635, 2652, 3162, 3315, 4030, 4420, 4836, 5270, 6045, 6324, 6630, 6851, 7905, 8060, 10540, 12090, 13260, 13702, 15810, 20553, 24180, 27404, 31620, 34255, 41106, 68510, 82212, 102765, 137020, 205530, 411060, 1998413, 3996826, 5995239, 7993652, 9992065, 11990478, 19984130, 23980956, 25979369, 29976195, 33973021, 39968260, 51958738, 59952390, 61950803, 67946042, 77938107, 101919063, 103917476, 119904780, 123901606, 129896845, 135892084, 155876214, 169865105, 185852409, 203838126, 247803212, 259793690, 309754015, 311752428, 339730210, 371704818, 389690535, 407676252, 441649273, 509595315, 519587380, 619508030, 679460420, 743409636, 779381070, 805360439, 883298546, 929262045, 1019190630, 1053163651, 1239016060, 1324947819, 1558762140, 1610720878, 1766597092, 1858524090, 2038381260, 2106327302, 2208246365, 2416081317, 2649895638, 3159490953, 3221441756, 3717048180, 4026802195, 4212654604, 4416492730, 4832162634, 5265818255, 5299791276, 6318981906, 6624739095, 8053604390, 8832985460, 9664325268, 10531636510, 12080406585, 12637963812, 13249478190, 13691127463, 15797454765, 16107208780, 21063273020, 24160813170, 26498956380, 27382254926, 31594909530, 41073382389, 48321626340, 54764509852, 63189819060, 68455637315, 82146764778, 136911274630, 164293529556, 205366911945, 273822549260, 410733823890, 821467647780]

約数ペア:

[(1, 821467647780), (2, 410733823890), (3, 273822549260), (4, 205366911945), (5, 164293529556), (6, 136911274630), (10, 82146764778), (12, 68455637315), (13, 63189819060), (15, 54764509852), (17, 48321626340), (20, 41073382389), (26, 31594909530), (30, 27382254926), (31, 26498956380), (34, 24160813170), (39, 21063273020), (51, 16107208780), (52, 15797454765), (60, 13691127463), (62, 13249478190), (65, 12637963812), (68, 12080406585), (78, 10531636510), (85, 9664325268), (93, 8832985460), (102, 8053604390), (124, 6624739095), (130, 6318981906), (155, 5299791276), (156, 5265818255), (170, 4832162634), (186, 4416492730), (195, 4212654604), (204, 4026802195), (221, 3717048180), (255, 3221441756), (260, 3159490953), (310, 2649895638), (340, 2416081317), (372, 2208246365), (390, 2106327302), (403, 2038381260), (442, 1858524090), (465, 1766597092), (510, 1610720878), (527, 1558762140), (620, 1324947819), (663, 1239016060), (780, 1053163651), (806, 1019190630), (884, 929262045), (930, 883298546), (1020, 805360439), (1054, 779381070), (1105, 743409636), (1209, 679460420), (1326, 619508030), (1581, 519587380), (1612, 509595315), (1860, 441649273), (2015, 407676252), (2108, 389690535), (2210, 371704818), (2418, 339730210), (2635, 311752428), (2652, 309754015), (3162, 259793690), (3315, 247803212), (4030, 203838126), (4420, 185852409), (4836, 169865105), (5270, 155876214), (6045, 135892084), (6324, 129896845), (6630, 123901606), (6851, 119904780), (7905, 103917476), (8060, 101919063), (10540, 77938107), (12090, 67946042), (13260, 61950803), (13702, 59952390), (15810, 51958738), (20553, 39968260), (24180, 33973021), (27404, 29976195), (31620, 25979369), (34255, 23980956), (41106, 19984130), (68510, 11990478), (82212, 9992065), (102765, 7993652), (137020, 5995239), (205530, 3996826), (411060, 1998413)]