398254080

素因数分解:

$2^{13}\times 3^1\times 5^1\times 7^1\times {\mathrm{463}}^1$

素因数の和:504

約数の個数: 224

約数和(自身を含む): 1459528704

約数和(自身を除く): 1061274624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 463, 480, 512, 560, 640, 672, 768, 840, 896, 926, 960, 1024, 1120, 1280, 1344, 1389, 1536, 1680, 1792, 1852, 1920, 2048, 2240, 2315, 2560, 2688, 2778, 3072, 3241, 3360, 3584, 3704, 3840, 4096, 4480, 4630, 5120, 5376, 5556, 6144, 6482, 6720, 6945, 7168, 7408, 7680, 8192, 8960, 9260, 9723, 10240, 10752, 11112, 12288, 12964, 13440, 13890, 14336, 14816, 15360, 16205, 17920, 18520, 19446, 20480, 21504, 22224, 24576, 25928, 26880, 27780, 28672, 29632, 30720, 32410, 35840, 37040, 38892, 40960, 43008, 44448, 48615, 51856, 53760, 55560, 57344, 59264, 61440, 64820, 71680, 74080, 77784, 86016, 88896, 97230, 103712, 107520, 111120, 118528, 122880, 129640, 143360, 148160, 155568, 172032, 177792, 194460, 207424, 215040, 222240, 237056, 259280, 286720, 296320, 311136, 355584, 388920, 414848, 430080, 444480, 474112, 518560, 592640, 622272, 711168, 777840, 829696, 860160, 888960, 948224, 1037120, 1185280, 1244544, 1422336, 1555680, 1659392, 1777920, 1896448, 2074240, 2370560, 2489088, 2844672, 3111360, 3318784, 3555840, 3792896, 4148480, 4741120, 4978176, 5689344, 6222720, 6637568, 7111680, 8296960, 9482240, 9956352, 11378688, 12445440, 13275136, 14223360, 16593920, 18964480, 19912704, 24890880, 26550272, 28446720, 33187840, 39825408, 49781760, 56893440, 66375680, 79650816, 99563520, 132751360, 199127040, 398254080]

約数ペア:

[(1, 398254080), (2, 199127040), (3, 132751360), (4, 99563520), (5, 79650816), (6, 66375680), (7, 56893440), (8, 49781760), (10, 39825408), (12, 33187840), (14, 28446720), (15, 26550272), (16, 24890880), (20, 19912704), (21, 18964480), (24, 16593920), (28, 14223360), (30, 13275136), (32, 12445440), (35, 11378688), (40, 9956352), (42, 9482240), (48, 8296960), (56, 7111680), (60, 6637568), (64, 6222720), (70, 5689344), (80, 4978176), (84, 4741120), (96, 4148480), (105, 3792896), (112, 3555840), (120, 3318784), (128, 3111360), (140, 2844672), (160, 2489088), (168, 2370560), (192, 2074240), (210, 1896448), (224, 1777920), (240, 1659392), (256, 1555680), (280, 1422336), (320, 1244544), (336, 1185280), (384, 1037120), (420, 948224), (448, 888960), (463, 860160), (480, 829696), (512, 777840), (560, 711168), (640, 622272), (672, 592640), (768, 518560), (840, 474112), (896, 444480), (926, 430080), (960, 414848), (1024, 388920), (1120, 355584), (1280, 311136), (1344, 296320), (1389, 286720), (1536, 259280), (1680, 237056), (1792, 222240), (1852, 215040), (1920, 207424), (2048, 194460), (2240, 177792), (2315, 172032), (2560, 155568), (2688, 148160), (2778, 143360), (3072, 129640), (3241, 122880), (3360, 118528), (3584, 111120), (3704, 107520), (3840, 103712), (4096, 97230), (4480, 88896), (4630, 86016), (5120, 77784), (5376, 74080), (5556, 71680), (6144, 64820), (6482, 61440), (6720, 59264), (6945, 57344), (7168, 55560), (7408, 53760), (7680, 51856), (8192, 48615), (8960, 44448), (9260, 43008), (9723, 40960), (10240, 38892), (10752, 37040), (11112, 35840), (12288, 32410), (12964, 30720), (13440, 29632), (13890, 28672), (14336, 27780), (14816, 26880), (15360, 25928), (16205, 24576), (17920, 22224), (18520, 21504), (19446, 20480)]