490031360

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:649

約数の個数: 216

約数和(自身を含む): 1472894136

約数和(自身を除く): 982862776

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, 256, 260, 280, 320, 364, 392, 416, 448, 455, 490, 520, 560, 601, 637, 640, 728, 784, 832, 896, 910, 980, 1040, 1120, 1202, 1274, 1280, 1456, 1568, 1664, 1792, 1820, 1960, 2080, 2240, 2404, 2548, 2912, 3005, 3136, 3185, 3328, 3640, 3920, 4160, 4207, 4480, 4808, 5096, 5824, 6010, 6272, 6370, 7280, 7813, 7840, 8320, 8414, 8960, 9616, 10192, 11648, 12020, 12544, 12740, 14560, 15626, 15680, 16640, 16828, 19232, 20384, 21035, 23296, 24040, 25480, 29120, 29449, 31252, 31360, 33656, 38464, 39065, 40768, 42070, 48080, 50960, 54691, 58240, 58898, 62504, 62720, 67312, 76928, 78130, 81536, 84140, 96160, 101920, 109382, 116480, 117796, 125008, 134624, 147245, 153856, 156260, 163072, 168280, 192320, 203840, 218764, 235592, 250016, 269248, 273455, 294490, 312520, 336560, 382837, 384640, 407680, 437528, 471184, 500032, 538496, 546910, 588980, 625040, 673120, 765674, 769280, 815360, 875056, 942368, 1000064, 1076992, 1093820, 1177960, 1250080, 1346240, 1531348, 1750112, 1884736, 1914185, 2000128, 2187640, 2355920, 2500160, 2692480, 3062696, 3500224, 3769472, 3828370, 4375280, 4711840, 5000320, 5384960, 6125392, 7000448, 7538944, 7656740, 8750560, 9423680, 10000640, 12250784, 14000896, 15313480, 17501120, 18847360, 24501568, 30626960, 35002240, 37694720, 49003136, 61253920, 70004480, 98006272, 122507840, 245015680, 490031360]

約数ペア:

[(1, 490031360), (2, 245015680), (4, 122507840), (5, 98006272), (7, 70004480), (8, 61253920), (10, 49003136), (13, 37694720), (14, 35002240), (16, 30626960), (20, 24501568), (26, 18847360), (28, 17501120), (32, 15313480), (35, 14000896), (40, 12250784), (49, 10000640), (52, 9423680), (56, 8750560), (64, 7656740), (65, 7538944), (70, 7000448), (80, 6125392), (91, 5384960), (98, 5000320), (104, 4711840), (112, 4375280), (128, 3828370), (130, 3769472), (140, 3500224), (160, 3062696), (182, 2692480), (196, 2500160), (208, 2355920), (224, 2187640), (245, 2000128), (256, 1914185), (260, 1884736), (280, 1750112), (320, 1531348), (364, 1346240), (392, 1250080), (416, 1177960), (448, 1093820), (455, 1076992), (490, 1000064), (520, 942368), (560, 875056), (601, 815360), (637, 769280), (640, 765674), (728, 673120), (784, 625040), (832, 588980), (896, 546910), (910, 538496), (980, 500032), (1040, 471184), (1120, 437528), (1202, 407680), (1274, 384640), (1280, 382837), (1456, 336560), (1568, 312520), (1664, 294490), (1792, 273455), (1820, 269248), (1960, 250016), (2080, 235592), (2240, 218764), (2404, 203840), (2548, 192320), (2912, 168280), (3005, 163072), (3136, 156260), (3185, 153856), (3328, 147245), (3640, 134624), (3920, 125008), (4160, 117796), (4207, 116480), (4480, 109382), (4808, 101920), (5096, 96160), (5824, 84140), (6010, 81536), (6272, 78130), (6370, 76928), (7280, 67312), (7813, 62720), (7840, 62504), (8320, 58898), (8414, 58240), (8960, 54691), (9616, 50960), (10192, 48080), (11648, 42070), (12020, 40768), (12544, 39065), (12740, 38464), (14560, 33656), (15626, 31360), (15680, 31252), (16640, 29449), (16828, 29120), (19232, 25480), (20384, 24040), (21035, 23296)]