1275993888

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:619

約数の個数: 192

約数和(自身を含む): 3855962880

約数和(自身を除く): 2579968992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 78, 96, 102, 104, 136, 137, 156, 204, 208, 221, 272, 274, 312, 408, 411, 416, 439, 442, 544, 548, 624, 663, 816, 822, 878, 884, 1096, 1248, 1317, 1326, 1632, 1644, 1756, 1768, 1781, 2192, 2329, 2634, 2652, 3288, 3512, 3536, 3562, 4384, 4658, 5268, 5304, 5343, 5707, 6576, 6987, 7024, 7072, 7124, 7463, 9316, 10536, 10608, 10686, 11414, 13152, 13974, 14048, 14248, 14926, 17121, 18632, 21072, 21216, 21372, 22389, 22828, 27948, 28496, 29852, 30277, 34242, 37264, 42144, 42744, 44778, 45656, 55896, 56992, 59704, 60143, 60554, 68484, 74528, 85488, 89556, 90831, 91312, 97019, 111792, 119408, 120286, 121108, 136968, 170976, 179112, 180429, 181662, 182624, 194038, 223584, 238816, 240572, 242216, 273936, 291057, 358224, 360858, 363324, 388076, 481144, 484432, 547872, 582114, 716448, 721716, 726648, 776152, 781859, 962288, 968864, 1022431, 1164228, 1443432, 1453296, 1552304, 1563718, 1924576, 2044862, 2328456, 2345577, 2886864, 2906592, 3067293, 3104608, 3127436, 4089724, 4656912, 4691154, 5773728, 6134586, 6254872, 8179448, 9313824, 9382308, 12269172, 12509744, 13291603, 16358896, 18764616, 24538344, 25019488, 26583206, 32717792, 37529232, 39874809, 49076688, 53166412, 75058464, 79749618, 98153376, 106332824, 159499236, 212665648, 318998472, 425331296, 637996944, 1275993888]

約数ペア:

[(1, 1275993888), (2, 637996944), (3, 425331296), (4, 318998472), (6, 212665648), (8, 159499236), (12, 106332824), (13, 98153376), (16, 79749618), (17, 75058464), (24, 53166412), (26, 49076688), (32, 39874809), (34, 37529232), (39, 32717792), (48, 26583206), (51, 25019488), (52, 24538344), (68, 18764616), (78, 16358896), (96, 13291603), (102, 12509744), (104, 12269172), (136, 9382308), (137, 9313824), (156, 8179448), (204, 6254872), (208, 6134586), (221, 5773728), (272, 4691154), (274, 4656912), (312, 4089724), (408, 3127436), (411, 3104608), (416, 3067293), (439, 2906592), (442, 2886864), (544, 2345577), (548, 2328456), (624, 2044862), (663, 1924576), (816, 1563718), (822, 1552304), (878, 1453296), (884, 1443432), (1096, 1164228), (1248, 1022431), (1317, 968864), (1326, 962288), (1632, 781859), (1644, 776152), (1756, 726648), (1768, 721716), (1781, 716448), (2192, 582114), (2329, 547872), (2634, 484432), (2652, 481144), (3288, 388076), (3512, 363324), (3536, 360858), (3562, 358224), (4384, 291057), (4658, 273936), (5268, 242216), (5304, 240572), (5343, 238816), (5707, 223584), (6576, 194038), (6987, 182624), (7024, 181662), (7072, 180429), (7124, 179112), (7463, 170976), (9316, 136968), (10536, 121108), (10608, 120286), (10686, 119408), (11414, 111792), (13152, 97019), (13974, 91312), (14048, 90831), (14248, 89556), (14926, 85488), (17121, 74528), (18632, 68484), (21072, 60554), (21216, 60143), (21372, 59704), (22389, 56992), (22828, 55896), (27948, 45656), (28496, 44778), (29852, 42744), (30277, 42144), (34242, 37264)]