291898880

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:229

約数の個数: 240

約数和(自身を含む): 881662320

約数和(自身を除く): 589763440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 179, 182, 196, 208, 224, 245, 256, 260, 280, 320, 358, 364, 392, 416, 448, 455, 490, 512, 520, 560, 637, 640, 716, 728, 784, 832, 895, 896, 910, 980, 1040, 1120, 1253, 1274, 1280, 1432, 1456, 1568, 1664, 1790, 1792, 1820, 1960, 2080, 2240, 2327, 2506, 2548, 2560, 2864, 2912, 3136, 3185, 3328, 3580, 3584, 3640, 3920, 4160, 4480, 4654, 5012, 5096, 5728, 5824, 6265, 6272, 6370, 6656, 7160, 7280, 7840, 8320, 8771, 8960, 9308, 10024, 10192, 11456, 11635, 11648, 12530, 12544, 12740, 14320, 14560, 15680, 16289, 16640, 17542, 17920, 18616, 20048, 20384, 22912, 23270, 23296, 25060, 25088, 25480, 28640, 29120, 31360, 32578, 33280, 35084, 37232, 40096, 40768, 43855, 45824, 46540, 46592, 50120, 50960, 57280, 58240, 62720, 65156, 70168, 74464, 80192, 81445, 81536, 87710, 91648, 93080, 100240, 101920, 114023, 114560, 116480, 125440, 130312, 140336, 148928, 160384, 162890, 163072, 175420, 186160, 200480, 203840, 228046, 229120, 232960, 260624, 280672, 297856, 320768, 325780, 326144, 350840, 372320, 400960, 407680, 456092, 458240, 521248, 561344, 570115, 595712, 641536, 651560, 701680, 744640, 801920, 815360, 912184, 1042496, 1122688, 1140230, 1191424, 1303120, 1403360, 1489280, 1603840, 1630720, 1824368, 2084992, 2245376, 2280460, 2606240, 2806720, 2978560, 3207680, 3648736, 4169984, 4490752, 4560920, 5212480, 5613440, 5957120, 7297472, 8339968, 9121840, 10424960, 11226880, 14594944, 18243680, 20849920, 22453760, 29189888, 36487360, 41699840, 58379776, 72974720, 145949440, 291898880]

約数ペア:

[(1, 291898880), (2, 145949440), (4, 72974720), (5, 58379776), (7, 41699840), (8, 36487360), (10, 29189888), (13, 22453760), (14, 20849920), (16, 18243680), (20, 14594944), (26, 11226880), (28, 10424960), (32, 9121840), (35, 8339968), (40, 7297472), (49, 5957120), (52, 5613440), (56, 5212480), (64, 4560920), (65, 4490752), (70, 4169984), (80, 3648736), (91, 3207680), (98, 2978560), (104, 2806720), (112, 2606240), (128, 2280460), (130, 2245376), (140, 2084992), (160, 1824368), (179, 1630720), (182, 1603840), (196, 1489280), (208, 1403360), (224, 1303120), (245, 1191424), (256, 1140230), (260, 1122688), (280, 1042496), (320, 912184), (358, 815360), (364, 801920), (392, 744640), (416, 701680), (448, 651560), (455, 641536), (490, 595712), (512, 570115), (520, 561344), (560, 521248), (637, 458240), (640, 456092), (716, 407680), (728, 400960), (784, 372320), (832, 350840), (895, 326144), (896, 325780), (910, 320768), (980, 297856), (1040, 280672), (1120, 260624), (1253, 232960), (1274, 229120), (1280, 228046), (1432, 203840), (1456, 200480), (1568, 186160), (1664, 175420), (1790, 163072), (1792, 162890), (1820, 160384), (1960, 148928), (2080, 140336), (2240, 130312), (2327, 125440), (2506, 116480), (2548, 114560), (2560, 114023), (2864, 101920), (2912, 100240), (3136, 93080), (3185, 91648), (3328, 87710), (3580, 81536), (3584, 81445), (3640, 80192), (3920, 74464), (4160, 70168), (4480, 65156), (4654, 62720), (5012, 58240), (5096, 57280), (5728, 50960), (5824, 50120), (6265, 46592), (6272, 46540), (6370, 45824), (6656, 43855), (7160, 40768), (7280, 40096), (7840, 37232), (8320, 35084), (8771, 33280), (8960, 32578), (9308, 31360), (10024, 29120), (10192, 28640), (11456, 25480), (11635, 25088), (11648, 25060), (12530, 23296), (12544, 23270), (12740, 22912), (14320, 20384), (14560, 20048), (15680, 18616), (16289, 17920), (16640, 17542)]