257265360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2953}}^1$

素因数の和:2994

約数の個数: 180

約数和(自身を含む): 949988676

約数和(自身を除く): 692723316

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 440, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1089, 1210, 1320, 1452, 1584, 1815, 1936, 1980, 2178, 2420, 2640, 2904, 2953, 3630, 3960, 4356, 4840, 5445, 5808, 5906, 7260, 7920, 8712, 8859, 9680, 10890, 11812, 14520, 14765, 17424, 17718, 21780, 23624, 26577, 29040, 29530, 32483, 35436, 43560, 44295, 47248, 53154, 59060, 64966, 70872, 87120, 88590, 97449, 106308, 118120, 129932, 132885, 141744, 162415, 177180, 194898, 212616, 236240, 259864, 265770, 292347, 324830, 354360, 357313, 389796, 425232, 487245, 519728, 531540, 584694, 649660, 708720, 714626, 779592, 974490, 1063080, 1071939, 1169388, 1299320, 1429252, 1461735, 1559184, 1786565, 1948980, 2126160, 2143878, 2338776, 2598640, 2858504, 2923470, 3215817, 3573130, 3897960, 4287756, 4677552, 5359695, 5717008, 5846940, 6431634, 7146260, 7795920, 8575512, 10719390, 11693880, 12863268, 14292520, 16079085, 17151024, 21438780, 23387760, 25726536, 28585040, 32158170, 42877560, 51453072, 64316340, 85755120, 128632680, 257265360]

約数ペア:

[(1, 257265360), (2, 128632680), (3, 85755120), (4, 64316340), (5, 51453072), (6, 42877560), (8, 32158170), (9, 28585040), (10, 25726536), (11, 23387760), (12, 21438780), (15, 17151024), (16, 16079085), (18, 14292520), (20, 12863268), (22, 11693880), (24, 10719390), (30, 8575512), (33, 7795920), (36, 7146260), (40, 6431634), (44, 5846940), (45, 5717008), (48, 5359695), (55, 4677552), (60, 4287756), (66, 3897960), (72, 3573130), (80, 3215817), (88, 2923470), (90, 2858504), (99, 2598640), (110, 2338776), (120, 2143878), (121, 2126160), (132, 1948980), (144, 1786565), (165, 1559184), (176, 1461735), (180, 1429252), (198, 1299320), (220, 1169388), (240, 1071939), (242, 1063080), (264, 974490), (330, 779592), (360, 714626), (363, 708720), (396, 649660), (440, 584694), (484, 531540), (495, 519728), (528, 487245), (605, 425232), (660, 389796), (720, 357313), (726, 354360), (792, 324830), (880, 292347), (968, 265770), (990, 259864), (1089, 236240), (1210, 212616), (1320, 194898), (1452, 177180), (1584, 162415), (1815, 141744), (1936, 132885), (1980, 129932), (2178, 118120), (2420, 106308), (2640, 97449), (2904, 88590), (2953, 87120), (3630, 70872), (3960, 64966), (4356, 59060), (4840, 53154), (5445, 47248), (5808, 44295), (5906, 43560), (7260, 35436), (7920, 32483), (8712, 29530), (8859, 29040), (9680, 26577), (10890, 23624), (11812, 21780), (14520, 17718), (14765, 17424)]