18757795840

素因数分解:

$2^{14}\times 5^1\times 7^2\times {\mathrm{4673}}^1$

素因数の和:4720

約数の個数: 180

約数和(自身を含む): 52378311636

約数和(自身を除く): 33620515796

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1024, 1120, 1280, 1568, 1792, 1960, 2048, 2240, 2560, 3136, 3584, 3920, 4096, 4480, 4673, 5120, 6272, 7168, 7840, 8192, 8960, 9346, 10240, 12544, 14336, 15680, 16384, 17920, 18692, 20480, 23365, 25088, 28672, 31360, 32711, 35840, 37384, 40960, 46730, 50176, 57344, 62720, 65422, 71680, 74768, 81920, 93460, 100352, 114688, 125440, 130844, 143360, 149536, 163555, 186920, 200704, 228977, 250880, 261688, 286720, 299072, 327110, 373840, 401408, 457954, 501760, 523376, 573440, 598144, 654220, 747680, 802816, 915908, 1003520, 1046752, 1144885, 1196288, 1308440, 1495360, 1831816, 2007040, 2093504, 2289770, 2392576, 2616880, 2990720, 3663632, 4014080, 4187008, 4579540, 4785152, 5233760, 5981440, 7327264, 8374016, 9159080, 9570304, 10467520, 11962880, 14654528, 16748032, 18318160, 19140608, 20935040, 23925760, 29309056, 33496064, 36636320, 38281216, 41870080, 47851520, 58618112, 66992128, 73272640, 76562432, 83740160, 95703040, 117236224, 133984256, 146545280, 167480320, 191406080, 234472448, 267968512, 293090560, 334960640, 382812160, 468944896, 535937024, 586181120, 669921280, 937889792, 1172362240, 1339842560, 1875779584, 2344724480, 2679685120, 3751559168, 4689448960, 9378897920, 18757795840]

約数ペア:

[(1, 18757795840), (2, 9378897920), (4, 4689448960), (5, 3751559168), (7, 2679685120), (8, 2344724480), (10, 1875779584), (14, 1339842560), (16, 1172362240), (20, 937889792), (28, 669921280), (32, 586181120), (35, 535937024), (40, 468944896), (49, 382812160), (56, 334960640), (64, 293090560), (70, 267968512), (80, 234472448), (98, 191406080), (112, 167480320), (128, 146545280), (140, 133984256), (160, 117236224), (196, 95703040), (224, 83740160), (245, 76562432), (256, 73272640), (280, 66992128), (320, 58618112), (392, 47851520), (448, 41870080), (490, 38281216), (512, 36636320), (560, 33496064), (640, 29309056), (784, 23925760), (896, 20935040), (980, 19140608), (1024, 18318160), (1120, 16748032), (1280, 14654528), (1568, 11962880), (1792, 10467520), (1960, 9570304), (2048, 9159080), (2240, 8374016), (2560, 7327264), (3136, 5981440), (3584, 5233760), (3920, 4785152), (4096, 4579540), (4480, 4187008), (4673, 4014080), (5120, 3663632), (6272, 2990720), (7168, 2616880), (7840, 2392576), (8192, 2289770), (8960, 2093504), (9346, 2007040), (10240, 1831816), (12544, 1495360), (14336, 1308440), (15680, 1196288), (16384, 1144885), (17920, 1046752), (18692, 1003520), (20480, 915908), (23365, 802816), (25088, 747680), (28672, 654220), (31360, 598144), (32711, 573440), (35840, 523376), (37384, 501760), (40960, 457954), (46730, 401408), (50176, 373840), (57344, 327110), (62720, 299072), (65422, 286720), (71680, 261688), (74768, 250880), (81920, 228977), (93460, 200704), (100352, 186920), (114688, 163555), (125440, 149536), (130844, 143360)]