245847840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3851}}^1$

素因数の和:3895

約数の個数: 192

約数和(自身を含む): 931875840

約数和(自身を除く): 686028000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3851, 3990, 4256, 4560, 5320, 6384, 7702, 7980, 9120, 10640, 11553, 12768, 15404, 15960, 19255, 21280, 23106, 26957, 30808, 31920, 38510, 46212, 53914, 57765, 61616, 63840, 73169, 77020, 80871, 92424, 107828, 115530, 123232, 134785, 146338, 154040, 161742, 184848, 215656, 219507, 231060, 269570, 292676, 308080, 323484, 365845, 369696, 404355, 431312, 439014, 462120, 512183, 539140, 585352, 616160, 646968, 731690, 808710, 862624, 878028, 924240, 1024366, 1078280, 1097535, 1170704, 1293936, 1463380, 1536549, 1617420, 1756056, 1848480, 2048732, 2156560, 2195070, 2341408, 2560915, 2587872, 2926760, 3073098, 3234840, 3512112, 4097464, 4313120, 4390140, 5121830, 5853520, 6146196, 6469680, 7024224, 7682745, 8194928, 8780280, 10243660, 11707040, 12292392, 12939360, 15365490, 16389856, 17560560, 20487320, 24584784, 30730980, 35121120, 40974640, 49169568, 61461960, 81949280, 122923920, 245847840]

約数ペア:

[(1, 245847840), (2, 122923920), (3, 81949280), (4, 61461960), (5, 49169568), (6, 40974640), (7, 35121120), (8, 30730980), (10, 24584784), (12, 20487320), (14, 17560560), (15, 16389856), (16, 15365490), (19, 12939360), (20, 12292392), (21, 11707040), (24, 10243660), (28, 8780280), (30, 8194928), (32, 7682745), (35, 7024224), (38, 6469680), (40, 6146196), (42, 5853520), (48, 5121830), (56, 4390140), (57, 4313120), (60, 4097464), (70, 3512112), (76, 3234840), (80, 3073098), (84, 2926760), (95, 2587872), (96, 2560915), (105, 2341408), (112, 2195070), (114, 2156560), (120, 2048732), (133, 1848480), (140, 1756056), (152, 1617420), (160, 1536549), (168, 1463380), (190, 1293936), (210, 1170704), (224, 1097535), (228, 1078280), (240, 1024366), (266, 924240), (280, 878028), (285, 862624), (304, 808710), (336, 731690), (380, 646968), (399, 616160), (420, 585352), (456, 539140), (480, 512183), (532, 462120), (560, 439014), (570, 431312), (608, 404355), (665, 369696), (672, 365845), (760, 323484), (798, 308080), (840, 292676), (912, 269570), (1064, 231060), (1120, 219507), (1140, 215656), (1330, 184848), (1520, 161742), (1596, 154040), (1680, 146338), (1824, 134785), (1995, 123232), (2128, 115530), (2280, 107828), (2660, 92424), (3040, 80871), (3192, 77020), (3360, 73169), (3851, 63840), (3990, 61616), (4256, 57765), (4560, 53914), (5320, 46212), (6384, 38510), (7702, 31920), (7980, 30808), (9120, 26957), (10640, 23106), (11553, 21280), (12768, 19255), (15404, 15960)]