258997704

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 761856000

約数和(自身を除く): 502858296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 127, 168, 183, 199, 244, 254, 366, 381, 398, 427, 488, 508, 597, 732, 762, 796, 854, 889, 1016, 1194, 1281, 1393, 1464, 1524, 1592, 1708, 1778, 2388, 2562, 2667, 2786, 3048, 3416, 3556, 4179, 4776, 5124, 5334, 5572, 7112, 7747, 8358, 10248, 10668, 11144, 12139, 15494, 16716, 21336, 23241, 24278, 25273, 30988, 33432, 36417, 46482, 48556, 50546, 54229, 61976, 72834, 75819, 84973, 92964, 97112, 101092, 108458, 145668, 151638, 162687, 169946, 176911, 185928, 202184, 216916, 254919, 291336, 303276, 325374, 339892, 353822, 433832, 509838, 530733, 606552, 650748, 679784, 707644, 1019676, 1061466, 1301496, 1415288, 1541653, 2039352, 2122932, 3083306, 4245864, 4624959, 6166612, 9249918, 10791571, 12333224, 18499836, 21583142, 32374713, 36999672, 43166284, 64749426, 86332568, 129498852, 258997704]

約数ペア:

[(1, 258997704), (2, 129498852), (3, 86332568), (4, 64749426), (6, 43166284), (7, 36999672), (8, 32374713), (12, 21583142), (14, 18499836), (21, 12333224), (24, 10791571), (28, 9249918), (42, 6166612), (56, 4624959), (61, 4245864), (84, 3083306), (122, 2122932), (127, 2039352), (168, 1541653), (183, 1415288), (199, 1301496), (244, 1061466), (254, 1019676), (366, 707644), (381, 679784), (398, 650748), (427, 606552), (488, 530733), (508, 509838), (597, 433832), (732, 353822), (762, 339892), (796, 325374), (854, 303276), (889, 291336), (1016, 254919), (1194, 216916), (1281, 202184), (1393, 185928), (1464, 176911), (1524, 169946), (1592, 162687), (1708, 151638), (1778, 145668), (2388, 108458), (2562, 101092), (2667, 97112), (2786, 92964), (3048, 84973), (3416, 75819), (3556, 72834), (4179, 61976), (4776, 54229), (5124, 50546), (5334, 48556), (5572, 46482), (7112, 36417), (7747, 33432), (8358, 30988), (10248, 25273), (10668, 24278), (11144, 23241), (12139, 21336), (15494, 16716)]