205063040

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:549

約数の個数: 192

約数和(自身を含む): 615353760

約数和(自身を除く): 410290720

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, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 416, 448, 455, 490, 503, 520, 560, 637, 640, 728, 784, 832, 896, 910, 980, 1006, 1040, 1120, 1274, 1456, 1568, 1664, 1820, 1960, 2012, 2080, 2240, 2515, 2548, 2912, 3136, 3185, 3521, 3640, 3920, 4024, 4160, 4480, 5030, 5096, 5824, 6272, 6370, 6539, 7042, 7280, 7840, 8048, 8320, 10060, 10192, 11648, 12740, 13078, 14084, 14560, 15680, 16096, 17605, 20120, 20384, 24647, 25480, 26156, 28168, 29120, 31360, 32192, 32695, 35210, 40240, 40768, 45773, 49294, 50960, 52312, 56336, 58240, 64384, 65390, 70420, 80480, 81536, 91546, 98588, 101920, 104624, 112672, 123235, 130780, 140840, 160960, 183092, 197176, 203840, 209248, 225344, 228865, 246470, 261560, 281680, 320411, 321920, 366184, 394352, 407680, 418496, 450688, 457730, 492940, 523120, 563360, 640822, 732368, 788704, 836992, 915460, 985880, 1046240, 1126720, 1281644, 1464736, 1577408, 1602055, 1830920, 1971760, 2092480, 2253440, 2563288, 2929472, 3154816, 3204110, 3661840, 3943520, 4184960, 5126576, 5858944, 6408220, 7323680, 7887040, 10253152, 12816440, 14647360, 15774080, 20506304, 25632880, 29294720, 41012608, 51265760, 102531520, 205063040]

約数ペア:

[(1, 205063040), (2, 102531520), (4, 51265760), (5, 41012608), (7, 29294720), (8, 25632880), (10, 20506304), (13, 15774080), (14, 14647360), (16, 12816440), (20, 10253152), (26, 7887040), (28, 7323680), (32, 6408220), (35, 5858944), (40, 5126576), (49, 4184960), (52, 3943520), (56, 3661840), (64, 3204110), (65, 3154816), (70, 2929472), (80, 2563288), (91, 2253440), (98, 2092480), (104, 1971760), (112, 1830920), (128, 1602055), (130, 1577408), (140, 1464736), (160, 1281644), (182, 1126720), (196, 1046240), (208, 985880), (224, 915460), (245, 836992), (260, 788704), (280, 732368), (320, 640822), (364, 563360), (392, 523120), (416, 492940), (448, 457730), (455, 450688), (490, 418496), (503, 407680), (520, 394352), (560, 366184), (637, 321920), (640, 320411), (728, 281680), (784, 261560), (832, 246470), (896, 228865), (910, 225344), (980, 209248), (1006, 203840), (1040, 197176), (1120, 183092), (1274, 160960), (1456, 140840), (1568, 130780), (1664, 123235), (1820, 112672), (1960, 104624), (2012, 101920), (2080, 98588), (2240, 91546), (2515, 81536), (2548, 80480), (2912, 70420), (3136, 65390), (3185, 64384), (3521, 58240), (3640, 56336), (3920, 52312), (4024, 50960), (4160, 49294), (4480, 45773), (5030, 40768), (5096, 40240), (5824, 35210), (6272, 32695), (6370, 32192), (6539, 31360), (7042, 29120), (7280, 28168), (7840, 26156), (8048, 25480), (8320, 24647), (10060, 20384), (10192, 20120), (11648, 17605), (12740, 16096), (13078, 15680), (14084, 14560)]